The longest recorded time without sleep is 11 days.
The human eye can distinguish around 10 million different colors.
The world's oldest piece of chewing gum is over 9,000 years old.
The average person will spend six months of their life waiting for red lights to turn green.
Your brain uses about 20% of your body's energy.
The strongest muscle in the human body is the masseter, which is used for chewing.
On average, a person will spend about six years of their life dreaming.