Like HowStuffWorks on Facebook!

Chronic Fatigue

Chronic fatigue inhibits everyday functions and routines, and it can be a symptom of several serious health conditions. Learn about the possible causes of chronic fatigue and what you can do to overcome it.

Featured
Top 10 Physical Energy Zappers

Even the Energizer Bunny might be daunted by holiday traffic at the mall or the prospect of visiting in-laws. But it's not just holidays and family that leave us feeling drained -- you might not even realize what's been zapping your energy.


New Study: Chronic Fatigue Syndrome Affects Teens More Than Thought

Children with chronic fatigue syndrome miss more school and face more adverse environments than healthy peers, finds a new UK study. See more »

The Mauve Factor

The mauve factor may be related to chronic fatigue, arthritis, irritable bowel, heart disease and even cancer, and it could represent a piece of the puzzle as researchers seek a cure. Learn about the implications of the mauve factor. See more »

Yeast Overgrowth

Yeast overgrowth may be a factor in several chronic conditions, such as chronic fatigue and fibromyalgia. Learn about the causes and treatment of yeast overgrowth. See more »

Top 10 Physical Energy Zappers

Even the Energizer Bunny might be daunted by holiday traffic at the mall or the prospect of visiting in-laws. But it's not just holidays and family that leave us feeling drained -- you might not even realize what's been zapping your energy. See more »

Chronic Fatigue Syndrome Diagnosis

If you suffer from debilitating fatigue, you might have chronic fatigue syndrome. Learn about the symptoms and other facts about chronic fatigue syndrome. See more »

Chronic Fatigue Syndrome Facts to Know

If you suffer from chronic fatigue syndrome, treatment might help alleviate your symptoms. Get facts about treatment and symptoms of chronic fatigue syndrome. See more »

Chronic Fatigue Syndrome Prevention

If you suffer from chronic fatigue syndrome, treatment might help alleviate your symptoms. Get facts about treatment options and prevention of chronic fatigue syndrome. See more »

Chronic Fatigue Syndrome Questions and Answers

If you suffer from chronic fatigue syndrome, your symptoms might be treatable. Check out questions and answers about chronic fatigue syndrome and treatment options. See more »

Chronic Fatigue Syndrome Treatment

If you suffer from chronic fatigue syndrome, you might be able improve your symptoms with the proper medicines. Get facts about treatment and lifestyle changes. See more »

The Basics of Chronic Fatigue Syndrome

If you're experiencing debilitating fatigue, you might be suffering from chronic fatigue syndrome. Check out the symptoms and treatment for chronic fatigue syndrome. See more »