Think you know it all? Even smart people can make big health mistakes.
You may think you know it all when it comes to your body, but there are plenty of health mistakes even the smartest people make, according to Yahoo! Here are the Top 6:
The following five celebrity urban legends will likely live on long into the future, despite the fact that none of them is remotely true.
Tommaso Boddi/Getty Images
Let's take a look at some celebrities over the age of 65 for whom retirement is a dirty word, including acting legend Al Pacino, who celebrates his 75th birthday on Saturday.