MILWAUKEE — Already mired in an inconsistent offensive start, the Houston Astros placed designated hitter Yordan Alvarez on the injured list Monday with what they described as right hand inflammation.

You have 20 muscles in your forearm, the part of your arm between your elbow and your hand. They help you move your arms, hands, and fingers and perform many of the tasks of daily life. You can strain ...

Split hand is a phenomenon where muscles on one side of your hand weaken. It often has links with early ALS, though some other rare conditions may also cause it. Amyotrophic lateral sclerosis (ALS) ...

Houston Astros slugger Yordan Alvarez hit in the batting cage Monday as he nears a return from a right hand muscle strain, manager Joe Espada said. "He's doing well," Espada said before the Astros' ...

Split hand syndrome is a potential sign of amyotrophic lateral sclerosis (ALS). This means that some of the muscles in the hand are weak and thin (atrophied), while others are less affected.

A biohybrid hand which can move objects and do a scissor gesture has been created. The researchers used thin strings of lab-grown muscle tissue bundled into sushilike rolls to give the fingers enough ...