App-based exercise is noninferior to PT supervised exercise, the latter has better adherence. RCT of 68 pts w/ hip/knee OA Rx w/ either PT surpervised exercise BIW x6 wks vs app virtual exercise TIW x 6wks. Pain & Sxs equal betw grps, but Adherence better w/ PT/F2F Rx https://t.co/BTZsi0bzdL