Unlikely: Knee pain in a 15 year old boy can be due to many causes: history of trauma (excess running, growing pains etc), inflammation (ie, juvenile rheumatoid arthritis), infection (usually obvious). Vitamins have not been reported to cause knee pain.
Answered 4/6/2013
5.2k views
Probably not: Toxic levels of vitamin a can cause various bone problems but would not cause localized knee pain.
Answered 9/28/2016
5.2k views
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