Water Resistance and Temperature

Water is much denser than air, so there is much more resistance preventing people from being able to move through it quickly and freely. This makes it so much more difficult compared to other land sports. Additionally, the water temperature often affects how swimmers perform.

Why can't some people swim?

One reason could be aquaphobia, and a fear of water is a surprisingly common trait in the U.S. population. According to a 1998 poll conducted by Gallup, 68 percent of American are afraid of deep, open water, while 32 percent fear putting their head beneath water and 46 percent fear the deep end of pools.

Is swim a difficult sport?

Swimming is one of the most difficult sports. Swimmers use every part of the body, train yearlong, and require more self-control and technique. Maintaining activeness in swimming makes it one of the most difficult sports to compete in. Swimming uses every muscle in the body.