Fatigue is general lack of mental or physical energy.

Fatigue Overview – Medline

Fatigue Overview – Wikipedia

Patients who complain about feeling weak or tired may be fatigued.

• Allergies


• Anemia


• Depression


• Cancer


• Chronic Liver or Kidney Disease


• Diabetes


• Malnutrition


• Infection, including:
  
  
  • Influenza
  
  
  • Mononucleosis
  
  
  • HIV
  
  
  • Leukemic Meningitis
  
  
  • Mycobacterial Meningitis
  
  
  • Chemical Meningitis
  
  
  • Viral Meningitis
  
  
  • Bacterial Menigitis
  
  
  • Fungal Meningitis

Click on the following links for a lists of common causes of fatigue to lean more about those causes.

Medline

Wikipedia