Do I have joint hypermobility if I can bend fingers back and touch arm?

Joint laxity. One test is the thumb to forearm test. A positive test is to flex the wrsit and thumb until it touches the forearm on the palm side. Also hyperextendthe fingers. Common issue include joint laxity in the shoulder, knee cap or patellar inability, increase valgus of the knee and elbows, extension ? Causes include ehlers danlos syndrome is a group of inherited connective tissue disorders, .
Yes. That is one of the signs of hypermobility. Some others include hyperextension of the knees and elbows.