A potential blood test can distinguish ME/chronic fatigue syndrome with great accuracy, after years of medical uncertainty.

Myalgic encephalomyelitis/chronic fatigue syndrome, or ME/CFS, affects at least one million Americans. The illness causes sufferers to feel incredibly sick with flu-like symptoms and a deadening sense ...

Imagine feeling horribly sick, day after day, yet doctors repeatedly tell you they can't find anything wrong. That typically happens to people with the mysterious illness commonly known as "chronic ...

But which numbers actually matter? Routine blood tests remain among the most important ways to track overall health, yet most people never learn what values physicians prioritize. Understanding key ...

LOS ALAMOS, N.M. — Los Alamos National Lab researchers are developing a breathalyzer that can determine how tired someone is. The device works like other breathalyzers – including ones that measure ...