A finger that "locks" can be a telltale sign of another condition: Diabetes. Researchers suspected that this trigger finger, often in the ring finger or thumb, might indicate diabetes after frequently ...

A condition that keeps people from straightening out their fingers has been connected to diabetes. “Trigger finger,” as it’s called, is when one or more fingers — often a thumb or ring finger — get ...

In the caption of his post, the Full House actor mentioned the condition trigger finger, in which a finger gets stuck in the bent position and can snap back John Stamos is "all good" after appearing ...