Your thumb is about the same size as your nose.
124
Putting sugar on a wound or cut will greatly reduce pain and speed up the healing process.
25
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15
Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
145
The average person's skin weighs twice as much as their brain.
131
There is a disease called ichthyosis that turns the skin scaly like a fish.
90
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15