There are many causes of knee pain and its tough to diagnose over the web. You may be experiencing chondromalacia patellae or rubbing of the underside of the kneecap, especially noted when walking up stairs. Or you might have a soft tissue problem such as a bursitits or tendinitis. Quad strenthening may help.
I play basketball and when im playing my knee has pain in the middle on the kneecap, is there anything i can do to stop thins such as taping below the kneecap like ive heard from others?