Interventions
HEAT
All patients received 15 min of moist heat from a hydro collator pack wrapped in a soft towel put around the afflicted knee before beginning the main treatment. In one experimental group, KT followed by TENS was applied. After that, an exercise program was started. The other experimental group was followed by TENS and an exercise program. The purpose of this exercise program was to strengthen the muscles of the hip, knee, and ankle [