Does sleep apnea damage lungs?
Daniel Moore
Published Jan 14, 2026
While classified as a sleep disorder, sleep apnea does lead to or worsen lung problems.
What does sleep apnea do to your lungs?
Obstructive sleep apnea (OSA) stops you from breathing normally at night. Your airway can partly or completely block during sleep. This can happen because the tongue and soft tissues at the back of the throat relax and fall back and block the airway. Fatty tissue can also contribute to the airway blockage.
Does sleep apnea cause permanent damage?
From research conducted at UCLA over the past 12 years, experts have learned that the gasping during the night that characterizes obstructive sleep apnea can damage the brain in ways that lead to high blood pressure, depression, memory loss and anxiety.
Does sleep apnea affect lung capacity?
The results showed that OSA impacts upon lung elasticity properties, and they increased with OSA severity. There was also a suggested increased airflow resistance in the extrathoracic and peripheral airways and a decrease in lung volume, in terms of FRC and ERV in obese OSA.
What are the dangers of having sleep apnea?
If left untreated, sleep apnea can result in a number of health problems including hypertension, stroke, arrhythmias, cardiomyopathy (enlargement of the muscle tissue of the heart), heart failure, diabetes, obesity and heart attacks.
36 related questions foundHow many times does someone with sleep apnea stop breathing?
Sleep apnea is a serious sleep disorder. People who have sleep apnea stop breathing for 10 to 30 seconds at a time while they are sleeping. These short stops in breathing can happen up to 400 times every night.
Can you live a long life with sleep apnea?
Risks of obstructive sleep apnea
Sleep apnea is dangerous because if untreated, it leads to high blood pressure and is associated with an increased chance of heart attack, abnormal heart rhythms and heart failure. Studies have shown that sleep apnea can decrease life expectancy by several years.
Can CPAP weaken lungs?
There is no indication that CPAP can damage your lungs. Some people report a burning sensation in their lungs following CPAP use. However, this is usually the result of inhaling cold, dry air. To correct this problem, use warm humidified air instead.
Does CPAP expand lungs?
CPAP is believed to act as a pneumatic “splint,” thereby preventing upper airway collapse (17, 18). However, it is also known to increase lung volume (19). Our results suggest that the effect of CPAP on lung volume may be an important mechanism by which it prevents upper airway collapse.
Can sleep apnea cause respiratory failure?
Obstructive sleep apnea (OSA) may increase the risk of respiratory complications and acute respiratory distress syndrome (ARDS) among surgical patients. OSA is more prevalent among obese individuals; obesity can predispose to ARDS.
How long will it take to reverse damage from sleep apnea?
Treating sleep apnea may reverse the brain damage it caused.
“According to the study, three months of CPAP machine usage resulted in only limited improvements to damaged brain structures. However, 12 months of use led to an almost complete reversal of white matter abnormalities,” Smith says.
Can sleep apnea damage be reversed?
In fact, research illustrates that you can largely reverse brain damage caused by severe OSA through continuous positive airway pressure (CPAP) therapy. CPAP consists of a machine that delivers air pressure through a face mask that you wear while you're asleep. It is the most common treatment for sleep apnea.
Does sleep apnea get worse if left untreated?
If left untreated, the effects of sleep apnea can get worse. Sleep is an important part of the body's recovery process; frequently interrupted sleep can raise stress levels, resulting in high blood pressure and an increased risk of heart disease. Sleep apnea has also been linked to stroke and Type 2 diabetes.
Does sleep apnea get worse with age?
Unfortunately, older adults are at higher risk of sleep apnea purely because of their age. While there is no cure or prevention for aging, there are ways for older adults to reduce their risk for sleep apnea, including: Maintaining a regular sleep schedule and avoiding too many naps.
What's the most serious potential consequence of sleep apnea?
There are serious potential consequences to undiagnosed or untreated sleep apnea. Besides making sleep difficult, it can lead to high blood pressure, heart disease, stroke, diabetes and result in early death.
What are the long term effects of using a CPAP machine?
The recalled sleep apnea devices can cause the side effects below, particularly if you have been using one of them for 6 months or longer: airway inflammation. respiratory system irritation. various types of cancer.
Can CPAP replace oxygen?
Your doctor may or may not prescribe both devices together. Many times, CPAP devices work effectively to increase blood oxygen levels for those with sleep apnea. If CPAP alone is not enough, you may need oxygen therapy.
Does your heart stop during sleep apnea?
Sleep apnea is diagnosed when you stop breathing for 10 seconds or longer — at least five times an hour — during sleep. Researchers suspect sleep apnea causes abnormal heart rhythms, which lead to sudden cardiac death, for a number of reasons.
What are the 3 types of sleep apnea?
What are the types of sleep apnea? A person with sleep apnea stops breathing during sleep. There are three forms of sleep apnea: central, obstructive, and complex. The most common of these is obstructive sleep apnea (OSA).
Can sleep apnea be cured naturally?
“The only way to 'cure' sleep apnea naturally is with significant lifestyle changes,” notes Dr. May. Generally, sleep apnea symptoms like daytime sleepiness and comorbidities like heart disease and excess weight can be treated thus.
What sleeping position is best for sleep apnea?
Sleeping on Your Right Side
Side sleeping is the preferred position for helping calm your sleep apnea. Sleeping on your right side reduces snoring and encourages blood flow.
What foods cause sleep apnea?
5 Foods That Can Make Sleep Apnea Worse
- Bananas. Bananas are full of healthful nutrients, and they are delicious. ...
- Refined Carbohydrates. Whole grain foods are great for your health because they contain lots of nutrients and contribute to satiety. ...
- Dairy. ...
- Alcohol. ...
- Fatty Meats.
What happens if you have sleep apnea and don't use CPAP?
Your breathing and your sleep are healthy. If you stop using CPAP, your sleep apnea symptoms will come back. Your breathing and sleep will be interrupted again. If your doctor says you need to use CPAP, you must use it every time you sleep.
What should I avoid with sleep apnea?
Burgers, steak, pork, bacon, lamb, and sausage are all meats that are high in saturated fats. Eating too much of these items can cause inflammation throughout your body, which can lead to cardiovascular problems. This is a big risk factor if you have sleep apnea, so it's best to avoid consuming these products.
Does sleep apnea cause dementia?
Sleep apnea is considered a risk factor for dementia. People with sleep apnea have been shown not only to have impaired memory and executive function, but also biomarker changes that are associated with Alzheimer's disease.