An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
Crushed cockroaches can be applied to a stinging wound to help relieve the pain.
31
10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108
The average sperm cell swims at 8 inches per hour.
4
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
The average female will have 3.3 pregnancies in her life.
49
You're born with 300 bones, but when you get to be an adult, you only have 206!
17
One out of 20 people have an extra rib.
66