{{tag>concept}} ===== Beighton Scale ===== Designed by Peter Beighton. Defines [[concept:hypermobile|hypermobility]] as achieving 3 of the following 9 actions; - Place both palms on the floor with the legs straight - Hyperextend the right elbow 15 degrees - Hyperextend the left elbow 15 degrees - Hyperextend the right knee 15 degrees - Hyperextend the left knee 15 degrees - Passively place the right thumb against the same forearm - Passively place the left thumb against the same forearm - Passively bend the fingers of the right hand backward 90 degrees with respect to the back of the hand. - Passively bend the fingers of the left hand backward 90 degrees with respect to the back of the hand.