• Home pregnancy tests are eight times more likely to give a false negative than a false positive.

• Residents of the Shanxi Sheng region of China consume the most sodium of any people in the world. The average person in this region consumes roughly 28 times more on a daily basis than an average American.

• Varicose veins are the second leading cause of skin cancer behind solar radiation.

• In Uganda, people touch each other's faces during conversation to display agreement.

• An average person will see 210,092 online banner ads each year, but will click on only 243.