SCOTTSDALE, Ariz. - Arizona Diamondbacks starting pitcher Zac Gallen has a hairline fracture in his right forearm, casting more doubt on his ability to open the season on the active roster. The ...

A hairline fracture (also known as a stress fracture) is a crack in a bone that most commonly occurs from overuse, such as a sudden increase in physical activity. However, a hairline fracture can also ...

Gallen was diagnosed with a hairline fracture in his right forearm Tuesday. The 25-year-old was scratched from Monday's scheduled start with lateral soreness in his right forearm, and a hairline ...

The radius and the ulna are bones in the forearm. Fractures, or breaks, of the radius and ulna are among the most common bone injuries. People may sometimes fall on their arms or use them to brace ...

You have two main bones in your forearm, called the ulna and radius. The ulna runs along the outside of your wrist, while the radius runs along the inside of your wrist. There’s a bony projection at ...

SCOTTSDALE, ARIZONA - FEBRUARY 28: Starting pitcher Zac Gallen #23 of the Arizona Diamondbacks throws against the Colorado Rockies during the second inning of the Cactus League spring training ...