The extensor apparatus of the human hand comprises a network of tendons that arise from forearm musculature and traverse the dorsal wrist to insert on the digits and thumb. While the extensor ...

Mallet finger describes an injury to the tip of a finger or thumb that stops it from being able to straighten properly. People sometimes refer to mallet finger as “baseball finger,” as it is a fairly ...

Medically reviewed by Oluseun Olufade, MD Key Takeaways Remember that your finger joints can get hurt if used too much or due to arthritis.If your finger joints hurt or you can't move them, see a ...