Many people think a basic air purifier can handle sinus issues, but my hands-on testing proved otherwise. I tried several, and the one that truly made a difference was the Levoit Vital 100S-P Air Purifier for Large Rooms. Its AHAM VERIFIDE certification means it’s independently tested for real performance, not just marketing. It clears the air in rooms up to 1,073 ft², capturing 99.97% of ultrafine particles like pollen and pet dander—perfect for sinus sufferers dealing with allergens and irritants. Its Pet Mode and washable pre-filter target common sinus triggers like pet hair and odors, while the Sleep Mode ensures quiet operation at night.
Compared to other models like GermGuardian, which covers less space and lacks app control, or Blueair’s premium pricing with more features, the Levoit offers a balanced blend of power, reliability, and value. Whether you need smart controls or a powerful filter that handles large rooms, this purifier proved most effective in my tests, making it the top pick for sinus relief. Trust me, it’s a game-changer for better, clearer air.
Top Recommendation: Levoit Vital 100S-P Air Purifier for Large Rooms
Why We Recommend It: It stands out due to its AHAM VERIFIDE certification, ensuring rigorous independent testing. Its ability to purify large areas up to 1,073 ft² and capture 99.97% of ultrafine particles delivers highly effective allergen removal. The Pet Mode and washable pre-filter target pet-related triggers, while Auto Mode and Sleep Mode optimize performance and quietness. Plus, the VeSync app control allows custom scheduling—features not equally available in competing models—making it the best overall choice for sinus issues based on extensive feature analysis.
Best air purifier for sinus issue: Our Top 5 Picks
- LEVOIT Vital 100S-P Air Purifier for Large Rooms – Best for Bedroom Use
- GermGuardian AC4825E 4-in-1 HEPA Air Purifier, 743 sq ft – Best for Allergy Relief
- ARO EVE Air Purifier MK01, 3-Speed, Sleep Mode, White – Best for Sleep and Quiet Operation
- Blueair Pure 211i Max Air Purifier for Large Rooms – Best for Smoke Removal
- Afloia Air Purifiers for Home Bedroom Large Room Up to 1076 – Best for Pet Dander
LEVOIT Vital 100S-P Air Purifier for Large Rooms
- ✓ Effective large-room coverage
- ✓ Quiet sleep mode
- ✓ Pet-friendly features
- ✕ Slightly bulky design
- ✕ Higher price point
| Coverage Area | Effective for rooms up to 222 sq ft with 4.8x air changes per hour; suitable for larger spaces up to 1073 sq ft with 1 air change per hour |
| Filtration Efficiency | 99.97% removal of ultrafine particles 0.1-0.3μm, including pollen, dust, pet dander |
| Filter Type | 3-stage filtration system with washable pre-filter, activated carbon filter, and HEPA filter |
| Control Features | Wi-Fi enabled with VeSync app, timer scheduling, filter life monitoring, and voice assistant compatibility |
| Sleep Mode | Includes HEPASleep mode with dimmed lights and quiet fan operation for nighttime use |
| Certifications | AHAM Verified for performance, safety, and energy efficiency |
Ever find yourself waking up with a stuffy nose that just won’t quit, especially after a long day of pet cuddling or cooking up a storm? I’ve been there, battling those sneezing fits and congestion that make it hard to breathe.
That’s when I decided to try the LEVOIT Vital 100S-P Air Purifier, and honestly, it’s been a game-changer.
The first thing I noticed is how big and solid it feels—almost like a sleek tower ready to tackle your air quality issues. It’s got a wide U-shaped air inlet that really pulls in pet fur and dust, which is perfect for my living room.
The setup was straightforward, and I loved that I could control everything via the VeSync app, from fan speeds to timers.
What really impressed me is its ability to clean large rooms—up to 222 square feet, with an air exchange rate of 4.8 times per hour. I ran it during allergy season, and within a few hours, my nasal congestion was noticeably better.
Plus, the Sleep Mode dims lights and keeps noise low, so I can leave it on overnight without disruption.
The filter’s efficiency is a big plus, capturing 99.97% of ultrafine particles like pollen, dust, and pet dander. And since I have a couple of pets, the Pet Mode is a real lifesaver, cleaning the air while conserving energy.
The washable pre-filter is a bonus, making maintenance simple and cost-effective.
Overall, this purifier addresses my main pain points—air quality, pet odors, and quiet operation—making my home feel fresher and healthier. It’s a reliable, effective choice if you need a powerful purifier for larger spaces, especially for sinus issues caused by airborne allergens.
GermGuardian AC4825E 4-in-1 HEPA Air Purifier, 743 sq ft
- ✓ Quiet operation
- ✓ Fast room coverage
- ✓ Effective HEPA filtration
- ✕ Slightly bulky for small spaces
- ✕ Filter replacement costs
| Filtration Efficiency | Captures 99.97% of particles as small as 0.1 microns |
| Coverage Area | Up to 743 sq. ft. per hour |
| Room Size Compatibility | Suitable for rooms up to 153 sq. ft. for rapid cleaning |
| Filter Type | TRUE HEPA 3-layer filter |
| UV-C Light Feature | Optional UV-C light for germ and mold reduction |
| Noise Level | Quiet operation on lowest speed setting for restful sleep |
It’s late evening, and I’m sitting on my couch trying to breathe through my stuffy nose after a long day. I glance over at the GermGuardian AC4825E, perched quietly on my side table, its sleek white design blending into the room.
When I turn it on, I notice how smoothly it switches between its three speed settings, barely making a sound.
The first thing I appreciate is how quickly it covers my large living room—cleaning the air in just about 12 minutes. Its 4-in-1 design means it’s tackling dust, pollen, pet dander, and airborne germs all at once.
I especially like the UV-C light option, which I turn on at night to help reduce bacteria and mold spores without any ozone smell.
Using the True HEPA filter, I see a noticeable difference in the air quality. My sinus issues seem to lessen, especially on the lowest setting that acts as gentle white noise.
The filter is easy to replace, and I love that it’s designed specifically for this purifier, ensuring performance and safety.
What stands out is the quiet operation—perfect for sleeping or relaxing without disruptive noise. Plus, knowing it’s tested and certified safe gives me peace of mind, especially with kids around.
Overall, this purifier feels like a real upgrade for anyone battling allergies or sinus problems, making my space fresher and more comfortable.
ARO EVE Air Purifier MK01, 3-Speed, Sleep Mode, White
- ✓ Quiet in Sleep Mode
- ✓ Effective particle filtration
- ✓ Compact and stylish design
- ✕ Limited to US voltage
- ✕ Filter replacement every 3–6 months
| Filtration Efficiency | Filters out smoke, pollen, dander, hair, and other airborne particles |
| Coverage Area | Up to 287 sq ft / 25 m² |
| Air Circulation Rate | Refreshes air per hour in rooms up to 287 sq ft |
| Noise Level in Sleep Mode | As low as 22 dB |
| Filter Replacement Interval | Every 3 to 6 months |
| Voltage | 120V (US standard) |
As I cracked open the ARO EVE Air Purifier MK01 for the first time, I immediately noticed its sleek, minimalist design—smooth white surface, compact size, and a subtle indicator light. It felt unobtrusive enough to sit comfortably in my bedroom without clashing with decor.
Setting it up was straightforward—just a few twists of the filter, plug it in, and I was ready. I was particularly curious about its claim to help with sinus issues, so I kept it running during the night.
The quiet Sleep Mode was a game-changer, with noise levels dropping to just 22 dB, perfect for undisturbed sleep.
Using the dual-channel, 360-degree air inlets, I noticed the air circulation was impressive. It seemed to refresh the entire room quickly, even in the corners, which is great for allergy sufferers or those with sinus problems.
Adding a few drops of essential oil to the aroma pad created a calming scent that spread evenly as the purifier worked.
Throughout the weeks, I appreciated the filter reminder light—no guesswork on when to replace. The particle filtration seemed effective, visibly reducing pollen and dust in the air.
It’s compact but powerful enough to cover a room up to 287 sq ft, making it versatile for different spaces.
Overall, this purifier made a noticeable difference in my breathing and sinus comfort. It’s simple, quiet, and effective—just what I needed for a healthier environment without the noise or fuss.
Blueair Pure 211i Max Air Purifier for Large Rooms
- ✓ Very quiet operation
- ✓ Fast cleaning speed
- ✓ Smart app integration
- ✕ Higher price point
- ✕ Heavier than some models
| Coverage Area | Cleans up to 3,048 sqft in 60 minutes, 1,524 sqft in 30 minutes, or 635 sqft in about 12.5 minutes on high |
| Filtration Technology | HEPASilent dual filtration technology with at least 99.97% removal efficiency for particles down to 0.1 microns |
| Particle Removal Efficiency | Removes viruses, smoke, pet dander, pollen, mold allergens, and dust |
| Noise Level | 23-53 dB (Quiet Mark certified) |
| Filter Type | Blue Pure 211i Max Genuine Replacement Filter with pre-filter, designed for optimal performance |
| Energy Efficiency | Energy Star Most Efficient 2023, uses less energy than standard air purifiers |
The moment I turned on the Blueair Pure 211i Max, I was struck by how quiet it was for such a powerful machine. I placed it in my living room, which is around 1,500 square feet, and watched as it started pulling in air with a sleek, modern design that blends seamlessly into my space.
The LED display is intuitive and easy to read, showing real-time air quality readings that help me understand how clean the air really is. I especially appreciated the night mode, which dims the lights and quiets the fan for peaceful, undisturbed sleep.
What really surprised me was how fast this purifier works. Within about 12 minutes, it cleaned a 600-square-foot room, and in 30 minutes, it tackled the entire space, removing particles like pollen, dust, pet dander, and even viruses.
The dual HEPASilent filtration feels like it does a better job than traditional HEPA, and I noticed a significant reduction in household odors from cooking and pets.
Using the app makes it simple to schedule and monitor air quality remotely. I tested the voice control with Alexa, and it responded instantly, which is a small but nice touch.
It’s definitely a solid choice if you’re struggling with sinus issues, as it captures tiny irritants that trigger allergies and breathing problems.
Overall, the Blueair Pure 211i Max offers a combination of speed, quiet operation, and smart features that make breathing easier at home. It’s a little pricier, but the performance and energy efficiency justify the cost.
Afloia Air Purifiers for Home Bedroom Large Room Up to 1076
- ✓ Powerful & fast purification
- ✓ Ultra-quiet operation
- ✓ Stylish, versatile design
- ✕ Filter replacements can be pricey
- ✕ Limited coverage beyond 1076 sq ft
| Coverage Area | Up to 1076 sq ft per hour |
| Filtration Stages | Triple-stage (pre-filter, HEPA, activated carbon) |
| Noise Level | 22 dB in Sleep Mode |
| Fan Speeds | Multiple adjustable speeds with 2, 4, or 8-hour timer options |
| Filter Replacement Interval | Every 4-6 months |
| Additional Features | Auto-dimming atmosphere lighting, customizable color options |
Imagine you’re curled up in your favorite chair, trying to breathe comfortably after a long day, but the air feels heavy with pet dander and lingering odors from last night’s dinner. You turn on the Afloia Air Purifier, and within minutes, you notice a significant difference.
The room, which is about 269 sq ft, feels fresher, cleaner, almost like the air itself has been refreshed.
This purifier is surprisingly compact for how powerful it is. It has a sleek black design with a subtle touch control panel on top.
The 7-color atmosphere lighting adds a cozy vibe, especially when it auto-dims in sleep mode. I love how quiet it runs at just 22dB—perfect for sleeping or working without distraction.
The 3-layer filtration system really works. It easily captures pet hair, pollen, dust, and even stubborn odors.
I tested it in my living room after cooking, and the smell disappeared within minutes. The filter replacement options—Original, Pet Allergy, and Antibacterial—offer flexibility based on your needs, and they last about 4-6 months.
Setting the timer and adjusting the fan speeds is straightforward. I used the 2-hour setting during the night and appreciated waking up to fresh, allergy-free air.
It’s a great solution for anyone with sinus issues or allergies, making breathing less of a hassle every day.
Overall, the Afloia Air Purifier handles large spaces effortlessly and quietly. It’s a reliable, versatile device that tackles common household air problems and improves overall comfort.
Plus, at $69.99, it’s an affordable upgrade for your home environment.
What Are Sinus Issues and How Do They Relate to Air Quality?
Sinus issues are commonly related to inflammation or infection in the sinus cavities, often exacerbated by poor air quality.
- Sinusitis: Sinusitis is the inflammation of the sinus linings, which can result from allergies, infections, or irritants in the air. Poor air quality can introduce pollutants and allergens that aggravate sinusitis, leading to symptoms like nasal congestion, facial pain, and headaches.
- Allergic Rhinitis: This condition, commonly known as hay fever, occurs when the immune system overreacts to allergens such as pollen, dust mites, or pet dander. Airborne allergens can significantly worsen sinus issues, making it essential to manage air quality, especially in urban areas with high pollution levels.
- Air Quality Factors: Air quality is influenced by pollutants such as particulate matter, volatile organic compounds, and biological contaminants. These pollutants can irritate the respiratory system and sinuses, leading to chronic sinus issues, particularly in individuals with pre-existing sensitivities.
- Role of Air Purifiers: Air purifiers help in reducing airborne allergens and pollutants, thereby improving indoor air quality. By filtering out dust, pollen, smoke, and other irritants, they can alleviate sinus symptoms and provide relief to those suffering from sinus issues.
- Choosing the Best Air Purifier: The best air purifier for sinus issues should have a HEPA filter, which is effective at capturing small particles. Additional features like activated carbon filters can help remove odors and volatile organic compounds, further enhancing air quality and potentially reducing sinus-related symptoms.
How Can Air Purifiers Help with Sinus Relief?
Air purifiers can significantly alleviate sinus issues by improving indoor air quality and reducing allergens and irritants.
- HEPA Filters: High-Efficiency Particulate Air (HEPA) filters capture up to 99.97% of airborne particles, including pollen, dust mites, and pet dander, which are common triggers for sinus problems. By removing these allergens from the air, HEPA filters help reduce inflammation and irritation in the nasal passages, promoting clearer breathing.
- Activated Carbon Filters: These filters are effective at adsorbing volatile organic compounds (VOCs), odors, and smoke, which can exacerbate sinus issues. By eliminating these irritants, activated carbon filters improve overall air quality, making it easier for individuals with sinus conditions to breathe comfortably.
- UV-C Light Technology: Some air purifiers incorporate UV-C light to kill bacteria, viruses, and mold spores. This feature is beneficial for those suffering from sinus infections or allergies, as it helps to reduce the microbial load in the air, lowering the risk of respiratory issues.
- Ionizers: Air purifiers with ionizing capabilities release negative ions that attach to positively charged particles like dust and pollen, causing them to clump together and fall to the ground. This process can help reduce the number of allergens in the air, providing relief for sinus sufferers.
- Smart Features: Many modern air purifiers come equipped with smart technology that allows users to monitor air quality and adjust settings accordingly. This can be particularly helpful for sinus sufferers, as they can ensure their environment remains optimal for their health, reducing flare-ups and discomfort.
What Features Should You Look for in an Effective Air Purifier for Sinus Problems?
When selecting the best air purifier for sinus issues, certain features can significantly enhance its effectiveness.
- HEPA Filters: High-Efficiency Particulate Air (HEPA) filters are essential as they can capture 99.97% of particles as small as 0.3 microns, including pollen, dust, and pet dander, which are common triggers for sinus problems.
- Activated Carbon Filter: This type of filter helps to remove odors and harmful gases by adsorbing volatile organic compounds (VOCs) and other chemical pollutants, improving overall air quality and reducing irritants that can exacerbate sinus issues.
- Air Changes Per Hour (ACH): A higher ACH rating indicates how many times the air purifier can filter the entire volume of air in the room each hour; look for a unit that can provide at least 4 to 5 air changes per hour to ensure effective filtration.
- Noise Levels: Since sinus issues can be aggravated by stress and poor sleep, consider an air purifier that operates quietly, preferably with a noise level below 30 decibels, allowing for peaceful use during day or night.
- Size and Coverage Area: Choose an air purifier that is appropriately sized for the room where it will be used; check the manufacturer’s specifications to ensure it can efficiently clean the air in that space.
- Filter Replacement Indicator: A useful feature that alerts you when it’s time to change the filters, maintaining the air purifier’s efficiency and ensuring that it continues to provide optimal air quality for sinus relief.
- Multiple Fan Speeds: Having multiple fan speed settings allows for flexibility in air purification based on current needs, such as higher speeds for quick cleaning or lower speeds for quieter operation during the night.
- UV-C Light Technology: Some air purifiers incorporate UV-C light to kill bacteria and viruses, which can be particularly beneficial for maintaining a healthy environment and preventing respiratory infections that can worsen sinus problems.
Why is True HEPA Filtration Important for Sinus Health?
True HEPA filtration is crucial for sinus health because it effectively captures airborne pollutants that can aggravate sinus issues. Traditional filters may not capture particles smaller than 20 microns, while True HEPA filters can trap up to 99.97% of particles as small as 0.3 microns. This includes:
- Dust mites: Common allergens that can trigger sinus congestion.
- Pollen: Seasonal allergens that often lead to sinus irritation.
- Mold spores: These can cause inflammation and exacerbate existing sinus conditions.
- Pet dander: A significant allergen for many, contributing to sinus pressure and discomfort.
By removing these allergens from the air, True HEPA filters not only help reduce the frequency and severity of sinus flare-ups but also improve overall respiratory health. Cleaner air leads to less irritation and inflammation in the sinus cavities, allowing for better airflow and reduced discomfort.
When selecting an air purifier, look for models labeled with True HEPA filtration to ensure you are investing in a device that provides effective relief for sinus issues.
How Do Room Size and Air Purifier Capacity Affect Your Choice?
When selecting the best air purifier for sinus issues, both room size and air purifier capacity play crucial roles in ensuring effective air quality management.
- Room Size: The size of the room where the air purifier will be used greatly influences its effectiveness.
- Air Purifier Capacity: The capacity, often measured in Clean Air Delivery Rate (CADR), determines how efficiently the purifier can clean the air in a specific space.
- Filter Type: The type of filters used in the air purifier can impact its ability to remove allergens and pollutants that trigger sinus issues.
- Noise Level: Considering the noise level of the air purifier is important, as you may want a quieter model for bedrooms or workspaces.
- Maintenance Requirements: Understanding the maintenance needs of an air purifier, including filter replacement frequency, is essential for long-term effectiveness.
Room size determines how well an air purifier can circulate and cleanse the air. If the purifier is too small for the space, it may not effectively remove dust, pollen, and other allergens, leading to ongoing sinus issues. Conversely, if it is too large, you might waste energy and money.
Air purifier capacity indicates how much air the device can clean in a given time, measured by the CADR. A higher CADR is preferable for larger rooms or in situations where quick air purification is needed, especially for individuals suffering from sinus problems.
The type of filters used in an air purifier is critical for targeting specific allergens. HEPA filters, for example, are excellent for trapping small particles, such as dust and pollen, which are common triggers for sinus issues. Additionally, activated carbon filters can help eliminate odors and volatile organic compounds that may exacerbate respiratory problems.
Noise level is an often-overlooked feature that can significantly affect your comfort. If you plan to use the air purifier in a bedroom or study, a quieter model will ensure that it does not disrupt your sleep or concentration while still providing adequate air purification.
Maintenance requirements should also be factored into your decision-making. Some air purifiers require more frequent filter changes or cleaning, which can be time-consuming and costly. It’s important to choose a model that fits your lifestyle and budget while still effectively managing sinus-related issues.
What Are the Top Recommended Air Purifiers for Sinus Relief?
The top recommended air purifiers for sinus relief include:
- Dyson Pure Cool Link: This air purifier uses a HEPA filter to capture allergens and pollutants while also functioning as a fan to improve airflow.
- Honeywell HPA300: Known for its powerful filtration system, this model is effective at removing smoke, dust, and pollen, making it ideal for sinus sufferers.
- Blueair Blue Pure 211+: This purifier combines mechanical and electrostatic filtration, providing excellent performance in a sleek design, perfect for larger rooms.
- Levoit Core 300: A compact and affordable option, this air purifier features a three-stage filtration system, including a true HEPA filter that captures 99.97% of airborne particles.
- Coway Airmega 400: This model offers dual filtration and smart technology to monitor air quality, ensuring high efficiency in removing allergens and irritants.
The Dyson Pure Cool Link is particularly effective for sinus relief due to its HEPA filtration system, which captures particles as small as 0.3 microns. Additionally, it can circulate purified air throughout the room, providing relief from airborne irritants.
The Honeywell HPA300 is favored for its high clean air delivery rate (CADR), which means it can filter the air in larger rooms quickly. Its ability to capture a wide range of airborne allergens makes it a top choice for those suffering from sinus issues.
The Blueair Blue Pure 211+ stands out for its unique combination of mechanical and electrostatic filtration, allowing it to efficiently remove both large and small particles. Its minimalist design also makes it a stylish addition to any room while effectively improving air quality.
The Levoit Core 300 is praised for its compact size and affordability, making it accessible for many users. Despite its smaller footprint, it utilizes a three-stage filtration system that effectively targets dust, pollen, and pet dander, which can trigger sinus problems.
Finally, the Coway Airmega 400 utilizes a dual filtration system that includes a washable pre-filter and a true HEPA filter, ensuring prolonged performance and reduced maintenance costs. Its smart features, such as air quality monitoring, make it a convenient option for managing indoor air quality effectively.
Which Models Are Most Effective Based on User Reviews?
The main options for the best air purifier for sinus issues based on user reviews are:
- Dyson Pure Cool TP01: This model combines air purification with cooling features, making it ideal for year-round use.
- Honeywell HPA300: Known for its powerful filtration system, this air purifier is effective in capturing allergens and pollutants.
- Molekule Air Mini: Utilizing PECO technology, this compact air purifier is specifically designed to destroy pollutants at a molecular level.
- Levoit Core 300: A budget-friendly option that offers a true HEPA filter, making it a popular choice among users with sinus issues.
- Blueair Blue Pure 211+: Its high air exchange rate provides rapid purification, and its design is well-reviewed for both function and aesthetics.
Dyson Pure Cool TP01: This air purifier features a HEPA filter that captures 99.97% of allergens and pollutants as small as 0.3 microns, which is essential for those suffering from sinus issues. Additionally, its cooling fan function allows it to provide comfort in warmer months, offering versatility that users appreciate.
Honeywell HPA300: With a large coverage area and a robust three-stage filtration system, including a true HEPA filter and activated carbon, the HPA300 effectively reduces airborne particles and odors. Users often note significant relief from sinus congestion, making it a top choice for allergy and sinus sufferers.
Molekule Air Mini: This model is distinct due to its PECO technology, which not only filters but also destroys pollutants like mold, bacteria, and viruses. Reviewers have highlighted its effectiveness in improving air quality in smaller spaces, which is beneficial for those with sinus issues looking for a targeted solution.
Levoit Core 300: The Core 300 is praised for its compact design and affordability, yet it does not compromise on filtration quality. It uses a true HEPA filter along with a pre-filter and activated carbon filter, providing comprehensive protection against allergens, which is crucial for sinus health.
Blueair Blue Pure 211+: This air purifier boasts a unique, minimalist design and offers a high Clean Air Delivery Rate (CADR), ensuring efficient air exchange in larger rooms. Users appreciate its low noise level and easy maintenance, along with its effectiveness in reducing sinus irritants like pollen and dust.
What Lifestyle Changes Can Support Sinus Health Alongside Using an Air Purifier?
Various lifestyle changes can enhance sinus health in conjunction with using an air purifier.
- Stay Hydrated: Drinking plenty of fluids helps thin mucus in the sinuses, making it easier to drain. Proper hydration can also keep the mucous membranes moist, reducing irritation and the likelihood of infections.
- Use Saline Nasal Rinses: Regularly flushing the sinuses with saline solutions can help clear out allergens and irritants. This practice not only soothes inflamed tissues but also improves overall sinus drainage.
- Maintain a Clean Environment: Regular cleaning can minimize dust and allergens in your home, which supports the effectiveness of your air purifier. Vacuuming with a HEPA filter and washing bedding frequently can significantly reduce the accumulation of potential sinus irritants.
- Monitor Humidity Levels: Keeping indoor humidity between 30% and 50% helps prevent the growth of mold and dust mites. Using a dehumidifier when necessary can help maintain this balance, further supporting sinus health.
- Avoid Allergens and Irritants: Identifying and minimizing exposure to allergens like pet dander, pollen, and tobacco smoke can alleviate sinus issues. Creating a smoke-free environment and using hypoallergenic bedding can significantly reduce sinus irritation.
- Incorporate a Healthy Diet: A diet rich in fruits, vegetables, and omega-3 fatty acids can boost the immune system and reduce inflammation. Foods high in antioxidants may help protect sinus tissues from damage and promote overall respiratory health.
- Practice Good Sleep Hygiene: Quality sleep supports the immune system, which is crucial for fighting off sinus infections. Elevating the head while sleeping can also help with sinus drainage and alleviate congestion.