Using a Mobile App to Track Physical Activity May Help Reduce Pain from Hip or Knee OA

By performing a few simple physical exercises daily, and receiving information about their disease regularly, patients with osteoarthritis (OA) of the hip or knee may be able to reduce their pain by as much as half in 6 months while improving their physical function, according to a study from Sweden that used a newly developed mobile app to help study participants keep track of their activity level.