font size

Fatigue (cont.)

Medical Author:
Medical Editor:

What causes fatigue?

There are numerous potential causes of fatigue as a major complaint. They range from those that cause poor blood supply to the body's tissues to illnesses that affect metabolism, from infections and inflammatory diseases to those that cause sleep disturbances. Fatigue is a common side effect of many medications. While numerous patients with psychological conditions often complain of fatigue (physical and mental), there are also a group of patients where the cause of fatigue is never diagnosed.

The following table summarizes some common causes of fatigue but is not meant to be comprehensive:

Common Causes of Fatigue
Metabolic/
Endocrine
anemia; hypothyroidism; diabetes; electrolyte abnormalities; kidney disease; liver disease; Cushing's disease
Infectious infectious mononucleosis; hepatitis; tuberculosis; cytomegalovirus; HIV infection; influenza (flu); malaria and many other infectious diseases
Cardiac (heart) and Pulmonary (lungs) congestive heart failure; coronary artery disease; valvular heart disease; COPD; asthma; arrythmias; pneumonia
Medications antidepressants; anti-anxiety medications; sedative medications; medication and drug withdrawal; antihistamines; steroids; some blood pressure medications; some antidepressants
Psychiatric (Mental Health) depression; anxiety; drug abuse; alcohol abuse; Eating disorders (for example; bulimia; anorexia); grief and bereavement
Sleep Problems sleep apnea; reflux esophagitis; insomnia; narcolepsy; shift work or work shift changes; pregnancy; Extra night hours at "work"
Vitamin Deficiencies vitamin B12 deficiency, vitamin D deficiency, folic acid deficiency, iron deficiency
Other cancer; rheumatology illnesses such as rheumatoid arthritis and systemic lupus; fibromyalgia; chronic fatigue syndrome; normal muscle exertion; obesity; chemotherapy and radiation therapy

Medically Reviewed by a Doctor on 12/20/2013

Patient Comments

Viewers share their comments

Fatigue - Experience Question: Please describe your experience with fatigue.
Fatigue - Causes Question: If known, what was the cause of your fatigue? Please share your experience.
Fatigue - Symptoms Question: What were the signs and symptoms associated with your fatigue?
Fatigue - Diagnosis Question: Discuss the diagnosis process in finding a cause for your fatigue. What was the doctor's diagnosis?
Fatigue - Treatment Question: Depending on your diagnosis, what was the treatment for your fatigue?
Fatigue - Prevention Question: If possible, how do you try to prevent fatigue?
Source: MedicineNet.com
http://www.medicinenet.com/fatigue/article.htm

Chronic Pain/Back Pain

Find tips and advances in treatment.

advertisement
advertisement
Use Pill Finder Find it Now See Interactions

Pill Identifier on RxList

  • quick, easy,
    pill identification

Find a Local Pharmacy

  • including 24 hour, pharmacies

Interaction Checker

  • Check potential drug interactions
Search the Medical Dictionary for Health Definitions & Medical Abbreviations

NIH talks about Ebola on WebMD