Sleep apnea improves with a combination of lifestyle changes, devices that keep your airway open, and in some cases, surgery. The right approach depends on how severe your condition is, measured by how many times per hour your breathing stops or becomes shallow during sleep. Fewer than five interruptions per hour is normal, five to 15 is mild, 15 to 30 is moderate, and 30 or more is severe. Most people benefit from starting with the least invasive options and building from there.
Weight Loss Has the Biggest Lifestyle Impact
Excess weight, particularly around the neck and throat, compresses the airway during sleep. Losing weight directly reduces how often your breathing is disrupted. A meta-analysis published in SLEEP found that for every 1% of body weight lost, the number of breathing interruptions per hour drops by about 2.6%. That means someone who loses 20% of their body weight can expect roughly a 53% reduction in sleep apnea severity. For a person with moderate sleep apnea, that kind of improvement could bring them down to a mild or even normal range.
This doesn’t mean you need dramatic weight loss to see results. Even 10% body weight reduction, which for a 200-pound person is 20 pounds, can meaningfully improve symptoms. The relationship is linear: every pound counts.
Avoid Alcohol and Sedatives Before Bed
Your upper airway stays open during the day partly because your brain actively signals the muscles in your tongue and throat to maintain tension. When you fall asleep, that signal weakens, and the airway becomes more collapsible. Alcohol and sedative medications amplify this effect by further suppressing the brain pathways that keep those muscles engaged. The result is a floppier airway that’s more likely to collapse completely.
Avoiding alcohol for at least three to four hours before sleep gives your body enough time to metabolize it. If you take sedative medications for anxiety or insomnia, talk to your prescriber about alternatives that are less likely to worsen airway collapse.
Sleeping on Your Side Can Cut Events Nearly in Half
Many people have what’s called positional sleep apnea, meaning their breathing is significantly worse when lying on their back. Gravity pulls the tongue and soft tissue backward into the airway in that position. About 80% of people with mild to moderate sleep apnea have a strong positional component, compared to around 40% of those with severe cases.
Vibrating positional therapy devices, which are small wearables that buzz gently when you roll onto your back, reduce time spent sleeping on your back by about 70%. In clinical trials, these devices cut the number of breathing interruptions per hour by an average of 43%. For people with moderate to severe positional sleep apnea, the reduction was 46%. People who tend to be younger, leaner, and male see the most benefit from positional therapy, but it’s worth trying for anyone whose symptoms clearly worsen on their back.
A simple alternative is sewing a tennis ball into the back of a sleep shirt, though the vibrating devices are more comfortable for long-term use.
CPAP: The Standard Treatment
Continuous positive airway pressure remains the most effective nonsurgical treatment. The machine delivers a steady stream of air through a mask, acting as a pneumatic splint that holds your airway open all night. The challenge is wearing it consistently.
For people who stick with CPAP, the cardiovascular benefits are substantial. A Harvard Medical School analysis of over 3,500 patients found that CPAP users with significant oxygen drops during sleep had a 17% lower risk of heart attack, stroke, and cardiovascular death. Among those without excessive daytime sleepiness or high blood pressure, the risk reduction climbed to 24% to 28%.
If you’ve tried CPAP and struggled, a few adjustments can help. Modern machines are quieter than older models, and mask styles have expanded to include nasal pillows, nasal masks, and full-face options. Heated humidifiers reduce dryness. Most machines now auto-adjust pressure throughout the night, which makes the airflow feel less forceful. Giving yourself a two- to four-week adjustment period, using the machine during short daytime naps to get used to it, can improve long-term adherence.
Oral Appliances for Mild to Moderate Cases
A mandibular advancement device is a custom-fitted mouthpiece that pushes your lower jaw slightly forward, which tightens the tissue in the back of your throat and opens the airway. These are made by dentists who specialize in sleep medicine and are most effective for mild to moderate sleep apnea.
In clinical testing, oral appliances reduced breathing interruptions from an average of about 37 per hour down to 12. People with moderate sleep apnea saw the most proportional benefit, dropping from roughly 30 events per hour to 9. Even those with severe cases saw reductions, though the results were less consistent. The devices work best for people who find CPAP intolerable, since CPAP is generally more effective when used consistently.
Over-the-counter “boil and bite” mouthpieces exist but are far less effective and can cause jaw pain. A custom device from a qualified dentist fits precisely and can be adjusted over time.
Nerve Stimulation Implants
For people who can’t tolerate CPAP and have moderate to severe sleep apnea (15 to 65 events per hour), a surgically implanted device can stimulate the nerve that controls the tongue. A small generator, similar to a pacemaker, is placed under the skin of the chest and connected to a sensor that detects your breathing pattern. Each time you inhale, it sends a mild electrical signal to push your tongue forward and open the airway.
In a study of 85 patients followed for 12 months, nerve stimulation produced sustained improvements in sleep quality and daytime symptoms. Patients reported better outcomes compared to those using CPAP, partly because compliance is easier: you simply turn the device on with a remote before bed. Not everyone qualifies, though. Candidates typically need a sleep endoscopy to confirm their airway collapse pattern is suitable, and the device works best in people who are not significantly overweight.
Jaw Advancement Surgery
Maxillomandibular advancement surgery physically repositions both the upper and lower jaw forward, permanently enlarging the airway space behind the tongue and soft palate. It’s the most effective surgical option for obstructive sleep apnea. At Mayo Clinic, more than half of patients who undergo this procedure achieve complete elimination of their sleep apnea, even among those with severe cases.
Recovery takes about six weeks total, with most people returning to work or school by week three. You’ll typically spend two to three nights in the hospital after the procedure, and a follow-up sleep study is done about three months later once swelling has fully resolved. This surgery changes facial structure slightly, which is worth discussing with your surgeon beforehand.
What to Skip: Mouth Taping
Mouth taping has gained popularity on social media as a hack for better sleep, but there’s no credible evidence it helps sleep apnea. The few studies that exist are tiny (10 to 36 participants), and none demonstrate meaningful improvement in breathing-related sleep events. One study found participants simply tried to breathe through their mouths anyway, puffing against the tape.
More importantly, taping your mouth shut can be dangerous if you have any degree of nasal obstruction, allergies, a deviated septum, or enlarged tonsils. Forcing yourself to breathe only through your nose when your nasal passages aren’t fully clear can cause significant drops in oxygen levels. If you’re drawn to nasal breathing, addressing nasal congestion or obstruction with your doctor is a safer path than taping over the problem.
Combining Approaches Works Best
Sleep apnea rarely responds to a single fix. The most successful strategies layer multiple interventions. Losing 10% to 15% of body weight while using a CPAP or oral appliance, avoiding alcohol close to bedtime, and sleeping on your side can together produce results that no single approach achieves alone. As weight loss reduces your baseline severity, you may eventually need less aggressive treatment, or in mild cases, lifestyle changes alone may become sufficient.