Yet Brazil's Havaianas brand took the humble flip-flop to new heights. The company behind them was sold earlier this week for ...

Podiatric surgeon Dr. Jacqueline Sutera explains why flip-flops aren't sensible footwear, and outlines some of the long-term consequences of overwearing them. Following is a transcript of the video.

Many carry a little Brazilian flag on their strap ... And now the famous flip-flop is moving on, under the new ownership of three Brazilian banking groups.