How to Strengthen Knees with Exercise. Knee pain and weakness can not only make it difficult to exercise, but can keep you from maintaining a healthy and active lifestyle. If you have frequent knee pain, you may want to start an exercise. People can do many exercises to strengthen their knees, which can relieve pain and reduce the risk of injury. These exercises include leg lifts, hamstring curls, and wall squats. Learn more about. 1. Straight Leg Raises. If your knee’s not at its best, start with a simple strengthening exercise for your quadriceps, the muscles in the front of the thigh. The knee is the largest joint in the body that provides stable support to your whole body. Knees also provide flexibility and stability in your legs so that you can stand, walk, run, crouch, jump and turn around with ease. Thus, it is essential to keep your knees strong and healthy. Knees become weak with […] Knee Strengthening exercises that will help your knees become strong and healthy. This routine will help strengthen your ankles, knees, and hips and may help you fix knee pain. FREE Bulletproof. How to Strengthen Knees with Arthritis. Dealing with arthritis in your knees can be painful and frustrating. Fortunately, there are simple ways to strengthen your knees and get some relief. Exercising your legs can improve your mobility. How to Strengthen Your Knees. It's important to keep your knees strong and healthy so that your mobility doesn't deteriorate as you grow older. We often take the health of our knees for granted, not noticing there's a problem until. These knee strengthening exercises don't require using a lot of weights. If you have knee pain, consider using knee compression sleeves to help increase circulation and reduce swelling & pain. You see, the glute muscles are key players in hip adduction and abduction (rotating your hips and legs inward and outward). Since they create this movement, they’re also able to resist it when necessary. These knee strengthening exercises will help with your running, strengthen the muscles around the knee and prevent knee pain. The exercises strengthen all the muscles supporting the knee and stretch out the iliotibial band, known as the ITB, which runs down the outside of the thigh.