Add Yahoo as a preferred source to see more of our stories on Google. frantic00/ iStock/ Getty Images Plus via Getty Images Nothing says chic and effortless like the updo. It's the quintessential ...

The debate over washing your hair—daily or stretching it out—is a beauty battle as old as shampoo itself. For years, women have been told to "train" their hair to be less oily by skipping washes, ...