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Unable to concentrate
Fatigue    
Insomnia

8 possible causes of "Unable to concentrate, Fatigu..."
Symptoms:
  • Obesity
  • General weakness
  • Unable to concentrate
  • Fatigue
  • 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...
Symptoms:
  • Binge drinking
  • Outbursts of anger
  • Unable to concentrate
  • Fatigue
  • Insomnia
  • Sudden awakening
2. AIDS
HIV causes progressive failure of the immune system, making the body far more susceptible to infections and cancer.
Symptoms:
  • Unintentional weight gain
  • Thoughts about dying
  • Unable to concentrate
  • Fatigue
  • Insomnia
  • Talkative
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...
Symptoms:
  • Disturbed sleep pattern
  • Insomnia
  • Unable to concentrate
  • Fatigue
  • Frontal headache
  • Temporal headache
4. Post Concussion Syndrome
Post-concussion syndrome, or post-concussive syndrome (PCS), refers to the lingering symptoms following a concussion or a mild traumatic brain injury (TBI).
Symptoms:
  • Impatient
  • Teeth grinding
  • Unable to concentrate
  • Fatigue
  • Insomnia
  • Headache
5. Generalized Anxiety Disorder
People who suffer from generalized anxiety disorder, or GAD, worry uncontrollably about common occurrences and situations. The condition may also be called chronic anxiety neurosis.GAD is different than normal feeling...
Symptoms:
  • Hyperventilation
  • Sleep disturbance
  • Unable to concentrate
  • Fatigue
  • Insomnia
  • Burping
6. 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.
Symptoms:
  • Early awakening
  • Difficulty falling asleep
  • Unable to concentrate
  • Fatigue
  • Insomnia
  • Self-depreciation
7. Postpartum Depression
Postpartum depression affects as many as 13 percent of new mothers. In the U.S., that's half a million women. Learn about symptoms, causes, risks, and more.
Symptoms:
  • Self-depreciation
  • Neglected appearance
  • Unable to concentrate
  • Fatigue
  • Insomnia
  • Problem behavior
8. Dysthymia
Dysthymia is chronic depression with recurring symptoms of sadness and hopelessness lasting for several years. It is not characterized by acute depressive episodes but by an ongoing depressed feeling. Dysthymia is mos...

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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