The Skeletal Muscle System. Skeletal muscles are the muscles found in your legs and arms and throughout the body. The skeletal system is different from the smooth muscle system in organs like your liver and the cardiac muscle in your heart because the skeletal muscles contract voluntarily.he skeletal system is different from the smooth muscle system in organs like your liver and the cardiac muscle in your heart because the skeletal muscles contract voluntarily.
With the benefit of breathing pure oxygen first, the current Guinness World Record for holding your breath underwater is held by Ricardo Bahia of Brazil at a whopping 20 minutes 21 seconds! Most people in good health can hold their breath for approximately two minutes.
âThe Man Who Doesnât Breatheâ: World-record diver can hold his breath underwater for 22 MINUTES. These photographs show a world record holder in training â a man who can hold his breath underwater for 22 minutes. Stig Severinsen - nicknamed The Man Who Doesn't Breathe â is the holder of multiple records in diving using his 'State of Zen' technique to control his breathing.