Our brains have a negativity bias and will remember bad memories more than good ones.
15
Human hair and fingernails continue to grow after death.
7
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
You forget 90% of your dreams.
256
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
Your heart will pump about 212 million liters in its lifetime.
26