Blogs — hydration

When you run, you sweat. The more you sweat, the more your blood volume decreases. The more your blood volume decreases, the harder your heart has to work to deliver oxygen to your working muscles.   Although it doesn’t supply calories, vitamins, or minerals, water is essential for virtually every bodily function. It aids digestion, cushions organs, and keeps your body temperature from rising to lethal levels during exercise. In fact, H2O is so important that it accounts for 55 to 65 percent of your weight.   Just like cramming for a test, binge (water) drinking the morning of a...