who used to go "sun blind" while swimming outdoors. Gravity wave: Wave action caused by the bodies moving through the water. Gravity waves move down and forward from the swimmer, bounce off the bottom ...

and recreational water bodies. Although many municipalities have passed legislation to regulate point-source loading of nutrients, eutrophication and cyanobacterial blooms are still prevalent in ...

If a swimmer has diarrhea, he or she can contaminate water if he or she has an "accident" in the pool. A particularly nasty customer that can be swimming alongside you is cryptosporidium ...

Small particles of poop can come off of people’s bodies while swimming ... on how to swim safely and prevent infection: Scope out the pool or water park before you start swimming.