You can stay fully hydrated throughout the day by drinking water and other fluids, as well as eating foods that are hydrating like fruits, vegetables, yogurt, soup and etc.

Consumption of cold beverages during prolonged exercise in the heat improves body temperature and performance.

It is well known that exercising in hot environments can increase core body temperature especially if the body is dehydrated.

The internet is rife with scare-mongering misinformation about water and cancer prevention. Search results include claims that drinking cold or fluoridated water and plastic bottles can cause cancer, none of which have been scientifically proven.

Plastic bottles contain Bisphenol A (BPA), the chemical used to make the plastic hard and clear. BPA is an endocrine disruptor which has been proven to be hazardous to human health.