Hydration is a key element in proper sports safety, and a good hydration strategy will also improve performance.

Crystal Dunn is a New York kid. She developed in an environment that no longer exists.

This is the time of year we need to review some aspects of heat illness, and a potentially deadly form of heat injury called exertional heat stroke. A recently published study of NCAA athletes revealed that heat illness is most common in preseason training, and that tackle football has the highest incidence -- but athletes in all sports are potentially at risk.

It can be OK to practice in 100-degree weather, or it could be dangerous. It depends on the humidity factor.

What happens when a game suddenly goes south and you as the ref might not even understand why?