... Men are also on average bigger than women with a greater amount of muscle. This is why men are stronger than women. Males tend to have larger hearts lungs and more blood but women in sense of Disease are less likely to suffer from heart disease and live on average seven years longer than men. Males have more muscles and so have better power and are faster, where as women are usually far more flexible than males. 'S' factors Speed, depends on reflexes, which are related to the length and nerves and reactions from the brain. Due to this flyweight boxers move and punch a lot quicker and faster, unlike heavy weights that are a lot slower and less movement. You can learn to move and react faster, by simple fitness training also improving speed. Strength, this is related to size of muscles. If the muscles are big and bones are ...

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