Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
The human brain has the capacity to store everything that you experience.
4k
During a typical human life span, the human heart will beat approximately 2.5 billion times.
21
In Japan, condoms are commonly sold 'door to door'!
54
The average human body contains enough iron to make a small nail.
50
Pain travels through the body at 350 feet per second!
23
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
Redheads require up to 20% more anesthesia to be knocked out.
112