Tennis elbow, also called lateral epicondylitis, is an overuse injury that causes pain and inflammation in the tendons of your forearm. Symptoms may include soreness on the outside of the elbow and ...

Dan Diamond is a White House reporter for The Washington Post. He was previously a national health reporter covering politics, policy and public health. He joined The Post in 2021 after covering ...

Amyotrophic lateral sclerosis (ALS) is a progressive neurodegenerative disorder that is marked by fasciculation, spasticity and progressive weakness of muscles, and results in difficulty speaking ...