The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
You forget 90% of your dreams.
256
A cow produces around 200,000 glasses of milk in her lifetime.
373
There is a persistent storm in Venezuela that produces lightning 140 to 160 nights a year, 10 hours per day and up to 280 times per hour and has been going since at least the 16th century.
25
Your thumb is about the same size as your nose.
124
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
Only about 2% of the world population has green eyes.
36