No doubt about it--water is critical. In fact, it constitutes more than two-thirds of your body weight. However, you might not need to work as hard as you thought to get enough. Here are answers to the most common questions about staying hydrated.
Q: Do I really need to drink eight glasses every day?
A: No. According to a key review in the Journal of Physiology by Heinz Valtin, M.D., a hydration expert and professor emeritus at Dartmouth Medical School in Hanover, N.H., there's no evidence to support drinking eight glasses of water each day.
Read more valuable information from the Diet Detective on your hydration needs.
I think one important thing to point out is that hydration is just as important in the winter months as it is in the summer months. In fact, in dry, cold environments some argue that it is actually more important, especially if you are active.