It's not just water that's important for hydration. Foods are hydrating too. See our ranking of over 5,000 foods by water content.

In this article, we’ll discuss the pros and cons of urine color vs saliva for hydration testing.

Urinary biomarkers are some of the most commonly used markers of hydration status. That being said, the science of hydration is complex. A variety of hydration markers exist with their own respective pros and cons. This is because each marker is measuring a direct or indirect impact of a different physiological mechanism involved with fluid balance. And in fact, there isn't even a universally accepted clinical definition of dehydration , further complicating quantitative meas

Intense physical exercise stresses the body. This stress leads to adaptations that improve your ability to perform athletically. But,...

“Without proper hydration, everything else in the training of my athletes will fail.” - Jeff Waters, head strength and conditioning coach...