Sophie, Bath UK. The blood volume of most mammals is approximately 7 to 9% of ideal bodyweight. If your 7ft giant weighed 100kg (15St 10lb), they would have a blood volume of 7 to 9 liters (12.3 to 15.85 British Pints) and a 5ft person weighing half that (50kg) would have a blood volume of 6 to 8 pints.
Biography. Jeff Gadley competed in swimming, football, and track at Buffalo's Kensington High. In track he also competed in the decathlon in college at Plattsburgh State. Gadley competed in bobsledding for only two full years, at the 1980 Winter Olympics, and on the US team at the 1979 World Championships. He earned his degree in nursing from Plattsburgh State.
He played college football at Brigham Young University, where he was a two-time All-American (1980, 1981) and later in the professional ranks with the Chicago Bears, San Diego Chargers, Philadelphia Eagles, Minnesota Vikings, Arizona Cardinals, Cleveland Browns, and Green Bay Packers.