The feeling you get where your entire body is not active enough to do any activity is referred to as fatigue. It is the tiredness you feel where even a simple task seems like too much work and you are not willing to do anything that requires you to move physically.

Doctors and the medical industry have been trying to find definite extreme causes. There are over 2.5 million Americans who have this disorder. Everyone get fatigue when they over exert or work long hours and due to stress their body becomes tired and that leads to fatigue. Fatigue usually goes away with some rest and proper food intake.

Chronic fatigue is a type of a disorder that causes extreme fatigue. It is that kind of fatigue that does not go away even after the person takes rest. It is called chronic because it lasts for a longer time and affects the ability to perform daily activities. It is also referred to as myalgic encephalomyelitis (ME) or systemic exertion intolerance disease (SEID).

The treatment of CFS are directly related to causes of chronic fatigue. Early diagnosis and treatment by making changes in lifestyle can make a lot of difference There are cases where a person can make a full recovery from symptoms and return to perform day to day activities. Chronic fatigue syndrome can last for a longer period and if diagnosed and treated properly, the symptoms can be controlled and improved with time.