When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
Enamel is hardest substance in the human body.
61
The human brain has the capacity to store everything that you experience.
4k
Our Right Lungs takes more air than our left lung.
194
The average person's skin weighs twice as much as their brain.
131
Yawns are more contagious among people with closer relationships.
163