Add Yahoo as a preferred source to see more of our stories on Google. Germs and chemicals in pools can cause several types of illness, with diarrhea being the most common. (Getty Images) “It’s not ...

Cold and flu viruses can live on surfaces for a few hours to days. Hard surfaces, like stainless steel and plastic, can keep viruses infectious longer. Viruses can spread through respiratory droplets ...

Why do people get upset stomachs after going to the pool? "It's not pool water that gets people sick, it's the people hanging out at the pool," Dr. Sharon Nachman, a professor of pediatric infectious ...