This summer, it’s hot. We don’t need to tell you. America’s been suffering a catastrophic heat wave for more than a month—no part of the country has been immune. That means people are scrambling to ...

Public pools are a vital resource in the United States. We need more of them. On a sweltering Friday afternoon in Chicago earlier this month, I was in desperate search of relief from the heat. The ...

On hot summer days, few things are more refreshing than a dip in the pool. But have you ever wondered if the pool is as clean as that crystal blue water appears? As an immunologist and infectious ...