What is that pain under my kneecap? Understanding Patellofemoral Pain Syndrome – ACL Strong

  Patellofemoral pain syndrome That dull, aching, throbbing, sometimes sharp pain around the knee or kneecap that comes and goes based on activity may be a condition known as Patellofemoral Pain Syndrome. Sometimes associated with cracking and popping, patellofemoral pain can range from not so bad to disabling discomfort causing people of all ages to…