hi i have a question about my leg? i am a 21 year old male i woke up one morning at 3 am about a week ago and my whole leg was just hurting with symptoms such as: tight calf muscle, tendants underneath kneecap tightened, upper thigh pain, groi area is also very painful all on my left leg... i did have swelling in my whole left leg for the first 3 to 4 days i have been in my bed resting staying off my leg and the pain still will not subside the swelling went down a bit but thats about all. any idea what may be wrong?