The Institute of Medicine recommends 13 (3 liters) cups of water (and other beverages) each day for men and 9 (2.2 liters) cups of water (and other beverages) each day for women.
Your muscles. Some muscles are “voluntary.” They
are the ones you control, the ones that let you exercise—or
relax. Some muscles are “involuntary.” They just do their
job with no effort on your part—like your heart muscles.
Answer:
drugs that make it all the way through development, testing, and regulatory acceptance, the pharmaceutical company then gives the drug a trade name, which is a standard term in the pharmaceutical industry for a brand name or trademark name.
You will gain more health benefits because your training the muscles to be under stress.