When one or more joints bend further than average, it is known as hypermobility of the joints or being “double-jointed.” When hypermobility occurs in the elbows, a person may say they have a ...

Can your thumb touch your wrist? Do your elbows bend backward when you raise your hand in the classroom? Do your knees bend backward when you’re waiting in line for a coffee? If these things happen to ...

People with double-jointed knees have unusual flexibility in their knee joints. This can be a sign of joint hypermobility syndrome. Alongside joint hypermobility syndrome, double-jointed knees may ...