A REPLACED KNEE ALSO NEEDS MUSCLES TO SURVIVE. They are load-sharing devices for your knee. When you continue strength training and increase protein intake after any knee treatment (PRP, HA, cartilage procedures, or knee replacement), here is what actually improves the life of that treatment: 1. Load redistribution Strong glutes, quads, hamstrings, and core absorb force before it reaches the implant or cartilage. 2. Shock absorption Muscle contraction lengthens the time of force delivery, loweri