Angela Haupt has been a health writer and editor for more than a decade. She was previously the managing editor of health at U.S. News & World Report, where she spent 11 years covering and editing ...

In the mornings, before you jump in the shower, do you brace because you know it’s going to be a chilly dribble? Or do you bound into the bathroom eager to jump into the flow of hot water? If it’s the ...