While blood cells are the driving force behind a healthy immune system. But a low white blood cell count doesn't necessarily mean there's anything to worry about. In fact, white blood cell measurements from blood tests are best considered in context of your historic data and whether recent tests deviate from your normal. Here's a comprehensive overview of white blood cells, the reasons they might be low, and how to support their production.

Performance athletes are always looking for the next best thing to boost recovery and edge out the competition. But sometimes, therapies with ancient roots prove to be tried and true. Two such therapies—sauna bathing and cryotherapy—have become increasingly popular in the modern age for athletes and the everyday man alike. But while there's lots of research about the effects of temp therapy on health, some evidence still remains hot and cold.