Fatigue can stem from a variety of illnesses and life stressors, but when that exhaustion lasts for months it may indicate a condition called chronic fatigue syndrome.

The largest study so far into the genetics of chronic fatigue syndrome, or myalgic encephalomyelitis, has implicated 259 ...

Patients’ fatigue levels before starting systemic cancer treatment predict their risk for severe or fatal side effects.

Higher levels of pre-existing fatigue in cancer patients correlated with greater risk of experiencing severe or worse toxic ...

New Australian research has identified simultaneous abnormalities across multiple biological systems in people with myalgic ...

Long COVID can linger long after the acute infection ends. People report fatigue, brain fog, dizziness, and poor sleep. Many ...

ME/CFS is a neurological condition characterized by malaise. Diagnosis requires ruling out other systemic illnesses.

Please provide your email address to receive an email when new articles are posted on . The questionnaire assessed general fatigue, sleep-rest fatigue and cognitive fatigue. Asthma-related quality of ...

In a recent study posted to the medRxiv* preprint server, researchers in the Netherlands examined the role of inflammatory genes, cytotoxic T-lymphocytes (CD8 + T cells), and pro-inflammatory ...

Share on Pinterest Health officials suggest that long COVID may be a possible explanation for the recent surge in chronic fatigue cases. Catherine Ledner/Getty Images A new CDC survey shows around 4.3 ...