Hypokalemia is not commonly caused by poor dietary intake. The most common reason that potassium levels fall is due to the loss from the gastrointestinal (GI) tract and the kidney. Potassium loss from the GI tract may be caused by: Vomiting.
Primary Muscles Used While Running. Primary muscles will get the most impact from your movement and therefore should receive more care. Your primary muscles while running will include your quads (quadriceps femoris), hamstrings, gluteus maximus, iliopsoas, and your calf muscles. quads. Your quads are muscle groups of four basic muscles located on your front thighs. You will be able to see and identify these muscles on the picture to your right.
Breaststroke Muscles: The muscles used are about the same for breaststroke and butterfly as freestyle. It is just a slightly different group of primary muscles used. The primary muscles used in breaststroke are the hand, inner forearm, biceps, pecs, lats, groin, glutes, and calf.ll of the muscles that are circled in the picture above are muscles used when you swim freestyle. There are 24 different muscles circled in this diagram. The ones that are circle in blue are more primary muscles that are worked and the muscles circled in black are the more secondary muscles exercised.