A knee that decides to "pop" or make cracking sounds can be quite alarming. I think that all of us at one time or another have kneeled down and had our knees make a loud noise, but no pain occurs. In the majori... continue reading  about  My knee pops out consistently when I work out. I’m 19 years old, at a healthy weight and have an active lifestyle. I have quit working out several times due to painful cracks and pops. Is there anything that I can do to prevent this from happening?

This is a very common complaint in my office. The sensation of "popping out of place" or "giving way" can be very frustrating to patients because they really can't seem to trust their knees. Secondary injuries ... continue reading  about  My right knee pops out with every step that I take, and it hurts all the time. It’s been doing this for about two years. I’ve been to a doctor, but was told that nothing is wrong. My knee would not be hurting like this if it was nothing. Help!

The "R.I.C.E." method of treating mild sprains and strains in the lower extremities is a common and quite useful way to get back to normal activities.When a knee (or any other joint) becomes injured, there is o... continue reading  about  What is the RICE method of knee pain treatment?

This is an extremely common question, and I'm glad you brought it up. Osteoarthritis of the knee is a "wear and tear" phenomenon that affects the majority of the population during their later years. It is not a... continue reading  about  I am 79 years old and fairly fit, but I have some problems with balance and a lot of pain in my knees. An orthopedist said I had "bone-on-bone" issues. Do you have any advice for me that could help me make a decision about knee replacements?

Thanks for the question! From what you're describing, it seems that your knee hurts with full straightening (extension) and also full bending (flexion). This symptom of pain at the extremes of knee motion can b... continue reading  about  I've been having problems with my knee hurting when I bend it or straighten it out. What can I do to help the pain, and should I see a doctor?

Thanks for the question! Some of the most common questions/complaints that orthopedic surgeons discuss with patients are knee cap issues. This small bone on the front of the knee (anatomically called the patell... continue reading  about  My left knee cap hurts very much when I put weight on it, especially when I kneel. Also it becomes very warm. What can be causing this?

Losing weight is challenging enough and is more difficult in the presence of degenerative arthritis. The mainstays of weight loss are diet and exercise, so I'd like to focus on exercise in the presence of an ar... continue reading  about  I had full hip replacement surgery last year (left side) and it worked well. However, my right hip is now hurting. How can I lose weight effectively without irritating the bad hip?

A cracking noise heard with kneeling that is not painful and not associated with swelling can be secondary to soft tissue folds moving over the edges of the knee joint. Most people have experienced this sensati... continue reading  about  My knee popped out of place two weeks ago. I popped it right back, and the swelling and pain have gone away. Is this normal, or does it indicate a problem?

Thanks for the great question. Osteoarthritis is a common cause of knee pain - it is the "wear and tear" degeneration of the knee's cartilage layer that occurs over time. In basic terms, it is like the brake pa... continue reading  about  I recently heard about a new knee procedure that uses medical separators rather than total knee replacement to relieve pain from osteoarthritis degeneration. Can you tell me about this and where to find out about getting it done?