The main reason why the Supreme Court case Marbury v. Madison was significant is because B. it established the power of judicial review, since this allows the Supreme Court to check the legislature. This question is archived.
Water: Why We Need It. Hydration is important because the body is comprised mostly of water, and the proper balance between water and electrolytes in our bodies really determines how most of our systems function, including nerves and muscles, says Larry Kenney, PhD, a professor of physiology and kinesiology at Penn State.
When it comes to when and how much to consume electrolytes, you can follow basic guidelines for hydration during exercise. 1  Hydrating during a workout or a race usually isnât necessary unless it will last longer than an hour. 2  In longer events, drinking âad libitumââi.e., to thirstâis the recommended method.