Chronic fatigue syndrome gains respect 01:20. About 3.3 million U.S. adults have chronic fatigue syndrome, according to new data from the Centers for Disease Control and Prevention.. The number is ...

Chronic fatigue syndrome, also known as myalgic encephalomyelitis, was once considered a rare disease — if it was even considered a real disease at all. People who complained to their doctor ...

Scientists also looked at a more broad definition of fatigue, which includes chronic fatigue as well as diagnoses of weakness and malaise. The study found that the risk of fatigue among COVID-19 ...