Nearly everyone gets hemorrhoids at some point in his or her life. So what exactly are hemorrhoids? Find out on this Moment of Science.
You’ve probably seen them on “60 Minutes”: 800-pound giants so trapped in fat that they can barely walk. While people that big are a rarity, many Americans do suffer from obesity.
Search engines aren’t smart and don’t check their data for accuracy. When you go to an Internet search engine and type in something like obesity, less than a quarter of the initial links will lead you to relevant content.