Sleep apnea is a medical condition in which a person repeatedly stops breathing for at least 10 seconds at a time while sleeping. This deprives the body of oxygen, automatically triggering a reflex in the brain to wake you (whether consciously or not) so you can breathe again.
While this reflex is lifesaving, repeated waking—even without you realizing it—disrupts your natural sleep cycle. As a result, you won't get quality sleep, and in the long term, it can put a heavy burden, especially on your heart and brain, and lead to various health complications.
Types of Sleep Apnea
Medically, these disorders are divided into three main categories:
- Obstructive Sleep Apnea (OSA): The most common type. This condition is triggered by the relaxation of the throat muscles during sleep, causing surrounding tissue to block the airway.
- Central Sleep Apnea (CSA): Occurs due to a communication breakdown between the central nervous system and the respiratory system. The brain fails to send signals to the body's muscles that regulate breathing.
- Mixed/Complex Sleep Apnea: A combination of physical blockage (obstructive) and brain signal disturbance (central).
Symptoms and Risk Factors
This sleep disorder triggers symptoms that can be felt both at night and during daytime activities.
Symptoms to Watch Out For
- Frequent waking up in the middle of the night, consciously or unconsciously, sometimes accompanied by a feeling of choking or suffocation
- Snoring
- Repeated cessation of breathing during sleep which is usually noticed/witnessed by a partner or close person.
- Excessive drowsiness, tiredness, and weakness during the day even after sleeping for a long time.
- Headaches when waking up in the morning, mood swings , and decreased sexual function.
Who is at risk?
Sleep apnea can affect anyone, from children to the elderly. However, the risk increases with age. Some of the main triggers include:
- Genetic factors or family history caused by similar facial shapes.
- The condition of obesity or being overweight (although individuals with ideal body weight can still experience it).
- Large tonsils (often occurs in children).
- History of heart disease, stroke, or high blood pressure.
Health Impacts and Complications
Sleep isn't just about rest, but also a process of organ recovery. If sleep apnea is left untreated, chronically low oxygen levels can lead to serious, life-threatening complications, such as:
- Heart attack, heart rhythm disturbance (arrhythmia), heart failure, and sudden death
- Metabolic diseases such as Diabetes Mellitus
- Stroke
- High blood pressure (hypertension).
- Increased risk of work or traffic accidents due to the phenomenon of microsleep (few brief periods of sleep without realizing it during the day).
Professional Diagnosis and Severity
To ensure an accurate diagnosis, a specialist doctor will conduct an in-depth medical interview and recommend supporting examinations, such as:
- Polysomnography (Sleep Study): A comprehensive overnight examination in a hospital using special sensors to record brain waves, heart rate, breathing patterns, and oxygen levels.
- Home Sleep Apnea Testing: A portable device for monitoring breathing patterns at home (has limitations and cannot detect Central Sleep Apnea ).
Patient Education Tips: Video or audio recordings of you or your partner sleeping and snoring can be very helpful for your doctor in speeding up the initial diagnosis process.
Assessing Severity (AHI Index)
Doctors measure severity based on the number of breath stops per hour (Apnea/Hypopnea Index):
- Mild: 5 to <15 events="" per="" hour="" span="">
- Moderate: 15 to <30 occurrences="" per="" hour="" span="">
- Severe: 30 or more occurrences per hour.
Treatment and Prevention Methods
Treatment for sleep apnea focuses on restoring airflow through the airways, which will improve the patient's quality of life. Therapy plans are personalized based on the severity:
- Breathing Assist Device (CPAP): Use of a breathing aid while sleeping that delivers continuous positive air pressure through a special mask to keep the airway open.
- Oral Appliance (MAD): designed to position the jaw and tongue so that they do not block the throat when sleeping.
- Sleep Position Therapy: Get used to sleeping on your side to reduce tissue pressure on the airways.
- Surgical Procedures: Surgery on the nasal area (such as septoplasty to straighten the nasal septum) or jaw surgery to widen the airway.
Self-Preventive Steps
Long-term health quality can be maintained by adopting a healthy lifestyle to minimize risk factors:
- Maintain ideal body weight through a balanced nutritious diet and regular exercise.
- Implement sleep hygiene (a consistent sleep schedule and limiting gadget use before bed).
- Control comorbidities such as diabetes and hypertension regularly.
- Avoid smoking and alcohol consumption, especially before bedtime.
Through early diagnosis and appropriate treatment from a multidisciplinary medical team, sleep apnea symptoms can be effectively controlled, preventing the risk of dangerous complications.
EMC Tangerang Hospital offers superior sleep health services and sleep disorders, particularly sleep apnea. Our doctors specialize in Registered Polysomnographic Technologists , with internationally recognized professional credentials awarded to health experts and practitioners specializing in Sleep Medicine and Technology (Somnology) . We are ready to assist with the latest medical technology and safe, low-risk procedures. We are here not only as a medical team but also as a companion on your journey of recovery, from initial examination to full recovery.
Article written by Dr. Lanny Swandajany Tanudjaja, RPSGT (Sleep Clinic RS EMC Tangerang).