06/24/2013 07:46 am ET

7 Common Myths You Thought Were True (PHOTOS)

Excerpted from Deceived Wisdom: Why What You Thought Was Right Is Wrong by David Bradley ($19.95, Elliott and Thompson)

There is much deceived wisdom in the world - from fitness fallacies to dietary deceptions and countless miscellaneous misconceptions.

Given that human beings are inquisitive by nature, it might seem odd that there is so much misinformation swirling around and confusing us, but perhaps it’s not that surprising. We have come to expect definitive answers to our questions in an instant rather than having to puzzle over a problem and work it out for ourselves, and it’s tempting to reach for an instant answer without worrying about whether it’s right or not.

Here are seven pieces of deceived wisdom that aren’t actually true: