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What is insomnia?

Insomnia is a condition in which, despite an adequate sleep environment, a person cannot fall asleep easily, cannot stay asleep, or wakes too early and cannot fall back asleep.
As a result, sleep quality declines and daytime fatigue, poor concentration and mood changes appear, making it a typical sleep disorder that negatively affects daily life as a whole.

Symptoms


  • 1
  • Difficulty falling asleep
  • 2
  • Frequent awakening during sleep
  • 3
  • Waking too early
  • 4
  • Waking up unrefreshed
  • 5
  • Daytime fatigue
  • 6
  • Reduced concentration
  • 7
  • Mood changes such as irritability or low mood
Causes
Physical factors Pain from asthma, joint pain, toothache or a stomach ulcer can disturb sleep.
Psychological factors Mental health problems such as stress, anxiety and depression can make sleeping difficult.
Lifestyle habits Habits such as an irregular sleep pattern, too much caffeine or alcohol, and daytime naps can affect sleep.
Environmental factors A poor sleep environment — noise, light or an uncomfortable bed — can cause insomnia.
Medication Some medications can cause insomnia.
Diagnostic methods

  • 1
  • Medical history and sleep habit review: identifies the patient's sleep patterns, lifestyle and stress factors.
  • 2
  • Sleep diary: a sleep diary kept for about 2 weeks is used to analyze sleep patterns and problems.
  • 3
  • Questionnaires: the severity of symptoms is assessed with questionnaires such as the Insomnia Severity Index.
  • 4
  • Polysomnography: if needed, brain waves, breathing and heart rate are measured during sleep to assess sleep disorders.
Methods of treatment
Cognitive behavioral therapy
(Cognitive Behavioral Therapy for Insomnia, CBT-I)

Correcting negative thoughts and behaviors about sleep improves sleep quality.

Improving sleep hygiene

Sleep habits are improved by keeping regular sleep hours, limiting caffeine and alcohol, and creating a comfortable sleep environment.

Drug therapy

At the doctor's discretion, sleeping pills may be used short term, or antidepressants or anti-anxiety drugs prescribed depending on the cause of the insomnia.

Prevention and management
Maintain regular sleep habits Get into the habit of going to bed and waking up at the same time every day.
Improving the sleep environment Sleep in a quiet, dark environment and keep the bedroom at a comfortable temperature.
Limit caffeine and alcohol intake

In particular, avoid caffeine and alcohol after the evening.

Limit electronic device use Minimize the use of electronic devices before bed so that sleep is not disturbed.
Regular exercise

Moderate exercise improves sleep quality, but avoid vigorous exercise right before bed.

Post-treatment precautions
  • Treatment results and duration may vary depending on individual symptoms.
  • Temporary side effects may occur after treatment and vary with each individual's condition.
Insomnia is sometimes temporary, but if symptoms persist or interfere with daily life, it is important to consult a specialist for proper diagnosis and treatment.
At the St. Peter's Hospital Epilepsy & Sleep Center, we help our patients sleep well through accurate diagnosis and tailored treatment.
If insomnia is troubling you, please consult our specialists.

Appointment with Dr. Hong, Seung Bong, Epilepsy & Sleep Center
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