Multiple ways: There an unlimited number of ways to hurt your knee. Crutches are needed when the pain or damage to the knee is such that walking on the knee with full weight will cause too much damage or will cause too much pain.
Answered 7/22/2019
5.7k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
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