Hi Dr. Grief, I have pain behind my left leg knee for three - four days. First couple of days it ... the knee, I do have a little swelling on my foot. I don't not remember doing something to heart my... View answer

I am a 47 year old female who is a light runner. About 3 weeks ago I woke up with sharp pain on the inner side (below the knee cap) of my right knee. The pain has been constant ever since,... View answer

I have terrible pain behind my knee and I can't sit on chair it's not in a joint more on the thigh don't know who to see. It's started about 2 months ago and now again ... View answer

ive been having pain in left leg back behind the knee area to right handside ive very active im 47yr old went away over night then has reappeared over 9hrs im on my feet a lot it feels like a knot ... View answer

Smoker. 23y/o. Throbbing pain behind left knee. Soft lump. Nonpainful lump behind other knee too. Upper calf feels swollen sitting down. Slight weakness in leg. ... View answer

I experience lots of pain in the back of my knee and it gets worst as soon as I bend it. I had ... am back with even more pain behind my knee. What is it? ... View answer

I have had pain in the back of my knee for several months, this pain radiates down my calf, up the back of my thigh and occasionally I have swelling in my ankle and foot. I have been doing physical ... View answer

HI I have pain right behind my knee. I m 65 and I am a skier. So bending and straighting is essential. About 10-12 years ago I busted my gastrocnimus (Sp?0 in a very unusual fall. I think there is a ... View answer

knee. Age 57. Having pain behind knee more toward the outside lateral then directly behind knee. Hurts ... trying to bend knee it (leg) feels heavy. At night it is more a... View answer

I m experiencing sharp pain behind my left knee when I try to straighten it. I experienced no falls, twists, bumps etc. it was fine before a 4 hour plane ride, but it has bothered me upon exiting the plane ... View answer