In her new book, “How to Be Well,” the writer Amy Larocca draws readers down a rabbit hole of serums, supplements and colonics. We know a lot of it doesn’t work. Why do we want it anyway? By Marie ...

The Times hosted a day of conversations dedicated to a singular theme: maximizing your happiness. Watch videos of all the interviews here. Maggie Astor Tracee Ellis Ross, the former “black-ish” actor, ...