Great Legs, Terrible Legs: The Effect of Dehydration on Performance
I realized that most days during that week I didn’t drink very much water. Could dehydration really effect my muscles and my recovery that much?
hydration
The Air is Thinner Up Here – The Challenges of Training at Altitude
I quickly began to feel like my heart was pounding out of my chest. Since there was less oxygen at this altitude, each breath I took gave my body much less of the 02 it was looking for.
The Essentials of Nutrition and Hydration when Training and Racing
The plain and simple fact is that you need food and water in your system in order for your body to perform at its best.