An unstable knee may not support your weight or may "buckle" when
you try to walk on it. Trying to move the joint may cause severe pain. A child
will protect his or her leg or may be unable to walk or stand.
Knee instability or buckling can have many causes, such as:
By Jeannette Moninger
Women are the weaker-kneed sex - really! Ease the pain with these
Years of stooping, kneeling, and running around really takes a toll on your
knees, and women have it especially bad: Studies show we're up to six times
more likely than men to suffer from knee injuries like ACL tears. Got an achy,
creaky, or weak knee? We'll help you find the cause — plus, we've got ways to
fix your bad knees for good.