Research indicates that babies who suck on pacifiers are more prone to ear aches.
21
The average sperm cell swims at 8 inches per hour.
4
Most lipstick contains fish scales.
37
If you unfolded your brain, it would cover an ironing board.
42
The human sigh acts as a physiological reset button.
23
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
More people have a phobia of frogs than rats.
41