When you wake up with a dry mouth, pounding headache, or are told you sound like a freight train when you snore, you may be wondering: What causes sleep apnea?

Many suffer from this disorder, but many suffer from it undiagnosed for years. They attribute their tiredness to “getting older” or “stress,” but the truth is that it’s because of how we breathe at night.

So let’s look at the specific causes of sleep apnea and what can be done to treat it.

What are the Symptoms of Sleep Apnea?

The signs and symptoms of sleep apnea vary from mild to severe, and people don’t know they have sleep apnea until they begin to notice their breathing patterns while sleeping by a relative, friend, or doctor.

Breathing repeatedly starts and stops during sleep, compromising sleep quality, which may result in symptoms that impact daytime functioning as well as nighttime sleep.

The most frequent signs of sleep apnea are:

  • Snoring loudly and constantly
  • Episodes of not breathing while asleep, observed by the sleeping partner
  • Gasping, choking, or snorting while sleeping
  • Excessive daytime sleepiness
  • Morning headaches
  • Having trouble focusing or remembering things
  • Irritability, anxiety, or mood changes
  • Dry mouth or sore throat when awakening.
  • Frequent nighttime urination
  • Less energy and productivity during the day

There are different types of sleep apnea, and the symptoms may range in severity and frequency, depending on the type of condition.

📕Recommended reading:

How to Stop Snoring at Night: 10 Proven Ways

Types and Causes of Sleep Apnea

Not all breathing pauses are created equal. The causes of sleep apnea split cleanly into three types. Understanding which one you have is critical because treatment changes entirely.

Sleep Apnea Causes

Obstructive Sleep Apnea (OSA)

When you sleep, throat muscles relax. In a person with OSA, gravity forces the soft palate, uvula and tongue to collapse back into the airway, closing it. No air can get into the lungs. Oxygen levels plummet.

Primary sleep apnea causes:

  • Excess fat around the neck (fatty pharynx)
  • Large tonsils or adenoids
  • A narrowA narrow airway is passed down through genetics
  • Recessed chin (retrognathia)
  • Enlarged tongue (macroglossia, often from hypothyroidism)

Central Sleep Apnea (CSA)

Unlike OSA, the airway is open. The problem is neurological: your brainstem simply forgets to send the “breathe now” command to your diaphragm. You stop attempting to breathe. No chest movement. No air movement. Just silence.

Primary sleep apnea causes:

  • Stroke or brainstem lesion
  • Heart failure (Cheyne-Stokes breathing)
  • Opioid pain medications (morphine, oxycodone, methadone)
  • High altitude sleeping
  • Idiopathic (no known cause)

Complex/Mixed Apnea

This type may only be seen after beginning CPAP. The machine relieves the blockage in the throat, but central apneas appear. It calls for special BiPAP machines or ASV (Adaptive Servo-Ventilation) machines. Check cpap vs bipap to read more.CPAP vs. BiPAP

Primary sleep apnea causes: Both obstruction AND brain signal issues.

Treatment Options for Sleep Apnea

Sleep apnea treatment aims to keep the airway open, restore normal breathing during sleep, and reduce related health risks. Depending on the type and severity of sleep apnea, treatment may range from lifestyle changes to medical devices and other therapeutic approaches.

Best Hingmed Ventilator

CPAP Therapy

CPAP therapy is the most widely used and successful treatment for moderate to severe obstructive sleep apnea (OSA). It makes use of soft air pressure to maintain the airway open while asleep. Hingmed CPAP devices are known for their patented filter design, which eliminates the sound-absorbing foam and delivers clean airflow in a low-noise machine for increased comfort in the comfort of your home.

Lifestyle Changes

If sleep apnea is mild, then lifestyle changes can be tried to help alleviate symptoms and breathing difficulties during sleep, including weight management, regular exercise, and avoiding alcohol prior to bedtime.

Oral Appliances

Oral appliances can reposition the jaw and tongue to help keep the airway open. They might be recommended for people with mild to moderate obstructive sleep apnea.

Surgery

Surgery may be indicated if anatomical disorders (such as enlarged tonsils or abnormalities of airways) play a role in causing airway blockage.

Treatment for Central Sleep Apnea

Treatment of central sleep apnea is directed at treating the underlying disease and making breathing more stable during sleep with suitable medical treatments.

Conclusion

Understanding the specific type and cause of sleep apnea is key to finding the right treatment. An accurate diagnosis can help improve sleep apnea treatment outcomes and reduce the risk of complications. With proper management, many people can achieve better sleep and overall health.

For obstructive sleep apnea, CPAP therapy is one of the most effective treatment options.


FAQs

How Is Sleep Apnea Diagnosed?

The diagnosis of sleep apnea is usually made by having a sleep study (or polysomnography) performed, which is designed to record sleep patterns, breathing, oxygen levels, heart rate and sleep stages throughout the night. Patients who have a suspected Type 2 sleep apnea may be asked to do a home sleep apnea test.

Can Sleep Apnea Cause High Blood Pressure?

Yes. Chronic hypoxia (low O2) and constant nighttime awakenings can trigger the stress response system, leading to higher BP over time. Regular blood pressure monitoring is important as it is closely related to sleep apnea.

Hingmed’s clinically validated blood pressure monitors can help users conveniently track their blood pressure and support long-term cardiovascular health management.

Does Sleep Apnea Cause Weight Gain?

Sleep apnea can affect hormones that control appetite, metabolism and energy balance, which can lead to weight gain. If one does not sleep well, they are likely to crave high-calorie foods, and might not be motivated to exercise.

Can Sleep Apnea Cause Headaches?

Yes. People who suffer from sleep apnea often experience headaches in the morning, which can be associated with decreased oxygen levels and poor sleep throughout the night. These headaches usually subside when the sleep apnea is well-managed.

Can Sleep Apnea Be Cured?

In some people, sleep apnea can be greatly reduced or even cured by other medical treatments, surgery, or losing weight. But many patients need continued care, especially those who have moderate to severe obstructive sleep apnea.

Can Sleep Apnea Be Prevented?

While weight loss, regular exercise, avoiding excess alcohol and alcohol and treating chronic health conditions may help prevent sleep apnea, not all cases of sleep apnea can be prevented. Early screening and treatment can also help prevent symptoms from getting worse and reduce the risk of long-term complications.

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