Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The human brain has the capacity to store everything that you experience.
4k
It takes about 20 seconds for a red blood cell to circle the whole body.
102
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Yawns are more contagious among people with closer relationships.
163
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
If you are cold you are more likely to be hungry because you use energy to keep warm.
143