Its obviously wrong. And the right desicion is to say no, and try to explain that it is wrong for them to even have it. But its your own desion, just try to make the right one.
1. Analgesic like NSAIDS will help with the pain
2. Hot compress can help
3. Exercises can help
It strengthens your bones to be able to handle large amounts of pressure and weight on your body. I know this isn't related, but when a person breaks their ankle or something else they tend to heal quicker because they're athletes. So one way or another, increasing strength, helps to increase your capacity for exercising.
Answer - Blood Flow
Reasoning - Insulin is used through out and mainly in the blood stream which relies it to stabilize through out the flow of the body