If any of these conditions applies to you, don't use the app and seek medical evaluation.
You notice new numbness, tingling, weakness, or loss of control in an arm or leg.
You have calf swelling, chest pain, or shortness of breath along with leg pain.
You have a fever or feel generally unwell along with joint pain.
The joint is hot, red, and very painful to touch.
The pain started after a fall, twist, or direct injury.
You cannot stand, walk, or use the joint because of pain or instability.
Night pain is accompanied by fever, chills, unexplained weight loss, or fatigue.
The joint suddenly became very swollen or tight over a short period of time.
The pain is getting much worse over hours despite rest and simple measures.