Knee pain while sitting in one position for long periods is something that is common among people. Also lack of exercise can result in knee pain. Exerics is something that can keep our joints in proper working condition even in old age. In order to make your knees strong , make sure you do a 30 minute brisk walk or indulge in a low impact cardio-vascular workout like swimming or cycling on a stationary bike.
This can result into various health benefits. You will improve your skin tone, boost your metabolism and improve your immunity. Exercise, can also help after a proper diagnosis is made. So if the knee pain is persisting, get your knee examined by an orthopedic doctor to rule out internal derangement of the knee like tear of the meniscus or ligament.