Absolutely: Knees typically give out for 3 reasons: pain, muscle weakness and instability. The first 2 reasons are likely why you have this sensation.
Answered 9/18/2013
4.9k views
Yes: When you have knee pain, especially involving your extensor mechanism (quad muscle, tendon, patella, patellar tendon) you don't fire your quad right and this can cause feelings if weakness or buckling. Rehabilitatin should help this.
Answered 3/30/2015
4.9k views
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