Please provide your email address to receive an email when new articles are posted on . More than 60% of participants had severe fatigue. Concentration problems were associated with fatigue severity.

Difficulty concentrating is a symptom that can have several different explanations”— Dr. Stanford Owen GULFPORT, MS, ...

Dr. Alan Roth walks to his office at Jamaica Hospital Medical Center in New York, Tuesday, Dec. 29, 2020. Dozens of clinics have cropped up around the U.S. to address a puzzling and troubling aspect ...

Former NFL back Chris Johnson was diagnosed with ALS at 39 and now speaks through an eye-controlled device. What early symptoms look like. Conor Benn's Return to 147 Pounds Before Saturday's Las Vegas ...

This article predates the current owners of Science Blog. It has not been reviewed under the current editorial process and is kept as part of the archive. Seven in ten long COVID patients experience ...