Joint aspiration (also called arthrocentesis) is a procedure that sucks fluid from your knee, hip, shoulder, or other joints. Your doctor may do it to help with swelling and fluid related to an injury ...

A team has shown how, in osteoarthritis patients, the viscous lubricant that ordinarily allows our joints to move smoothly triggers a pain response from nerve cells similar that caused by chilli ...

Painful arthritic knees could be treated by injections of a lubricating fluid that mimics a natural version found in joints. The fluid allows the damaged joints to repair themselves and has been shown ...