Health CNN Wire

Why the US kept Daylight Saving Time

It's almost time for clocks to "spring forward" one hour.On the second Sunday of March, at 2 a.m., clocks in most of the United States and many other countries move forward one hour and stay there for nearly eight months…

The truth about how often you should wash your hair

(CNN) — A report about a cancer-causing chemical being detected in some dry shampoos may have led you rethink your hair care routine. But experts say there isn’t a one-size-fits-all answer to how often you should wash your hair —…