Most people don’t know that during intense exercise the kidneys hold on to water. A study of Marathon Runners today shows that as you drink more, your cells and blood volume enlarge. This drives your sodium level down,
- especially if you’re not an elite athlete.
Your engorged brain swells and your breathing can suffer. Your sodium level can go so low that you’re groggy and want to pass out. Comparison charts of recovery drinks exist, but the best solution is a concentrated, high sodium sports drink like PowerBar Recovery Drink.