The three main treatment routes for sleep apnea

Sleep apnea treatment falls into three categories: devices that keep your airway open while you sleep, lifestyle changes that reduce how often breathing stops, and surgery when other options have not worked. Most people start with a device—usually a CPAP machine—because it works immediately and does not require you to change habits. Lifestyle changes like weight loss or sleeping position can reduce apnea severity on their own, but take months to show results. Surgery is uncommon and reserved for specific anatomy problems.

Which route makes sense depends on how severe your apnea is, what is causing it, and whether you can stick with a device long-term. Your doctor will measure severity using an apnea-hypopnea index (AHI)—the number of breathing stops per hour—and recommend treatment based on that number and your symptoms.

Key Takeaways

  • CPAP machines are the most common first treatment and work by blowing air into your airway to keep it open during sleep.
  • Other devices like BiPAP and oral appliances are options if CPAP does not work for you or causes side effects.
  • Weight loss, sleeping on your side, and avoiding alcohol before bed can reduce apnea severity, though results take weeks to months.
  • Most people need to try a device for at least two weeks before deciding whether it is working, because adjustment takes time.
  • Surgery is rarely the first choice and is usually considered only after devices have been tried or ruled out.

How CPAP machines work and what to expect

A CPAP (continuous positive airway pressure) machine is a small bedside device that blows pressurized air through a mask you wear over your nose, mouth, or nose and mouth combined. The air pressure holds your airway open so it cannot collapse when you inhale. You wear the mask every night, and the machine runs while you sleep.

The first week with CPAP is usually uncomfortable. Your nose may feel dry or stuffy, the mask may leave marks on your face, or you may feel claustrophobic. These side effects often improve within two to four weeks as your body adjusts. If they do not, your doctor can adjust the pressure settings, switch you to a different mask style, or add humidity to the air stream. Roughly 50 to 80 percent of people who start CPAP continue using it long-term, which means adjustment matters—if your first experience is miserable, it is worth trying changes before giving up.

CPAP works best when you use it every night, but even partial use helps. Using it five nights a week is better than three nights a week. Most machines record how many hours you used it, so your doctor can see whether you are actually wearing it.

Other devices when CPAP does not work

If CPAP causes problems you cannot solve—persistent mask discomfort, claustrophobia, or pressure that feels intolerable—other devices exist. A BiPAP machine delivers two pressure levels: a higher pressure when you inhale and a lower one when you exhale, which some people find more comfortable. An APAP (auto-titrating positive airway pressure) machine adjusts pressure automatically throughout the night based on whether your airway is collapsing, which can feel less rigid than CPAP.

An oral appliance is a custom-fitted mouthpiece that holds your lower jaw forward, which opens your airway. These work best for mild to moderate apnea and are less effective for severe cases. They are smaller and quieter than machines, which appeals to some people, but they require fitting by a dentist and can cause jaw pain or tooth movement over time.

Switching devices is normal. Your doctor can help you decide which to try based on your apnea severity and what did not work before.

Lifestyle changes that reduce apnea severity

Weight loss is the most effective lifestyle change for sleep apnea. Even a 10 percent reduction in body weight can decrease your AHI significantly. Weight loss takes time—usually several months to see apnea improvement—but it can reduce or eliminate the need for a device. If you are overweight and have apnea, your doctor may recommend weight loss alongside device use rather than instead of it.

Sleeping position matters. Apnea is often worse when you sleep on your back because gravity pulls your tongue and soft palate backward into your airway. Sleeping on your side reduces this effect. Some people use a body pillow or a positional device that vibrates if you roll onto your back. This works best for mild apnea and usually does not eliminate the need for a device in moderate to severe cases.

Alcohol and sedatives relax your throat muscles and make apnea worse. Avoiding alcohol in the evening and not taking sleep medications (unless prescribed by your doctor) can reduce how often breathing stops. Nasal congestion from allergies or a deviated septum can worsen apnea, so treating those problems may help. Smoking damages the airway and increases inflammation, so quitting reduces apnea severity over weeks to months.

When surgery is considered

Surgery for sleep apnea is uncommon and is usually considered only when devices have been tried and did not work, or when a specific anatomical problem is found. The most common surgeries remove excess tissue from the throat (uvulopalatopharyngoplasty, or UPPP) or move the lower jaw forward to enlarge the airway (maxillomandibular advancement, or MMA).

Surgery works best when apnea is caused by a clear blockage—enlarged tonsils, a deviated septum, or a small jaw—rather than by general throat collapse. Success rates vary widely depending on the surgery type and the person. Some people have significant improvement; others see little change. Recovery takes weeks, and apnea can return over time.

Before considering surgery, you and your doctor should discuss why devices did not work. Sometimes the problem is not the device itself but the pressure settings, mask fit, or adjustment period. Changing those factors is usually faster and safer than surgery.

What happens after you start treatment

Your doctor will want to check how well treatment is working, usually four to eight weeks after you start. If you are using a CPAP or similar device, the machine's data shows how many hours you wore it and whether your breathing improved. If you are making lifestyle changes, you may need another sleep study to measure your new AHI, though some doctors use symptom improvement as a guide instead.

Treatment goals are different for different people. Some want to eliminate all breathing stops; others want to reduce them enough that daytime sleepiness goes away. Your doctor will discuss what improvement looks like for you and whether your current treatment is getting you there.

If treatment is not working after a fair trial—usually at least four weeks—your doctor may adjust settings, switch devices, add a second treatment, or reconsider the diagnosis. Sleep apnea treatment is not one-size-fits-all, and finding what works sometimes takes trial and adjustment.

Frequently Asked Questions

How long does it take to feel better after starting treatment?

Some people feel less sleepy after one or two nights of good sleep, but most notice improvement over one to two weeks. Your body needs time to adjust to the device and to recover from months or years of poor sleep. If you feel no better after four weeks of consistent use, tell your doctor—it may mean the settings need adjustment or a different treatment would work better.

Can I use a CPAP machine only some nights?

Partial use is better than no use, but every night is ideal. Using CPAP five nights a week reduces your apnea on those nights but does not protect you on the other two. If you cannot use it every night, use it as often as you can. Your doctor can see your actual usage on the machine's data.

What if I cannot tolerate the mask?

Mask discomfort is the most common reason people stop CPAP. Before giving up, try a different mask style—there are nasal, full-face, and nose-pillow options. Ask your doctor about adding humidity, lowering the pressure, or using a ramp feature that starts at low pressure and gradually increases. If CPAP still does not work, BiPAP, APAP, or an oral appliance may be better.

Does sleep apnea go away on its own?

Sleep apnea does not go away without treatment, but its severity can change. Weight loss, quitting smoking, or treating nasal congestion can reduce it. Without treatment, apnea persists and increases your risk of heart problems and stroke over time.

Can I use a CPAP machine while traveling?

Yes. CPAP machines are portable and run on standard electrical outlets. Many people travel with theirs. If you are flying, you can bring it in carry-on luggage—TSA allows CPAP machines on planes. Some hotels have humidifiers available if you ask ahead.