Symptom Search
22 possible causes of "Insomnia"
  • Obesity
  • Disorientation
  • Restless sleep
  • General weakness
  • Insomnia
  • Racing thoughts
1. Sleeplessness
Insomnia is a serious sleep disorder. It can mean the inability to fall asleep or stay asleep throughout the night, or the tendency to wake too early before having gotten enough sleep. Insomnia is often used to describ...
  • Insomnia
  • Daytime sleepiness
  • Difficulty sleeping
  • Disturbed sleep pattern
2. Disorder of sleep-wake cycle
Most people go to bed at night and sleep until morning. People with irregular sleep-wake syndrome experience disrupted sleep that is often unstructured and broken. According to the National Institutes of Health (NIH)...
  • Decreased need for sleep
  • Unable to think clearly
  • Hostility
  • Unintentional weight gain
  • Insomnia
  • Thoughts about dying
3. Bipolar Disorder
Bipolar disorder is a serious mental illness marked by extreme shifts in mood, from mania to depression. In mania, a person may feel extremely excited, impulsive, euphoric, and full of energy. Depression might brin...
  • Binge drinking
  • Outbursts of anger
  • Sudden awakening
  • Self-depreciation
  • Insomnia
  • Poor hygiene
HIV causes progressive failure of the immune system, making the body far more susceptible to infections and cancer.
  • Hyperventilation
  • Burping
  • Impatient
  • Sleep disturbance
  • Insomnia
  • Worried
5. Anxiety
What is anxiety? Anxiety often manifests itself as an apprehension about daily life. Learn the basics with this overview of the types of anxiety disorders.
  • Bedwetting
  • Headache
  • Diarrhea
  • Dizziness
  • Insomnia
  • Hallucinations
6. Caffeine Overdose
Caffeine overdose may occur when you ingest more than the recommended amount of caffeine, which is usually 200 to 300 mg per day. However, a safe amount of caffeine is different for everyone, as it depends on weight...
  • Brown vaginal discharge
  • Foul or strong urine odor
  • Body ache
  • Insomnia
  • Burning sensation in mouth
  • Dizziness
7. Menopause
Healthline demystifies menopause, a natural biological process that occurs in every woman's life, including the stages, menopause and perimenopause.
  • Dilated pupils
  • Fever
  • Alcoholic blackout
  • Early awakening
  • Insomnia
  • Difficulty falling asleep
8. Alcohol Withdrawal Syndrome
Alcohol withdrawal syndrome (AWS) is the name for the symptoms that occur when a heavy drinker suddenly stops or significantly reduces their alcohol intake. With AWS, you may feel mild anxiety and fatigue. You may als...
This condition is considered a medical emergency. Urgent care may be required.
  • Increased appetite
  • Headache
  • Erectile dysfunction
  • Insomnia
  • Cough
  • Depression
9. Nicotine Dependence
Nicotine addiction occurs when a person becomes addicted to nicotine, which is a chemical found in tobacco. The addiction is physical, mental, and behavioral.
  • Fear
  • Increase in blood pressure
  • Anxiety attack
  • Panic attacks
  • Insomnia
  • Missed period
10. Acute Stress Disorder
In the weeks after a traumatic event, you may develop an anxiety disorder called acute stress disorder (ASD). ASD typically occurs within one month of a traumatic event. It lasts at least two days and up to one month...

This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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