Category: Human Body


Yawning

25 Amazing and Interesting Facts about Yawning | Amazing Facts 4U Most of the vertebrates in this world yawn including humans, dogs, chimpanzees, etc. On average, a typical yawn in …

Navel

20 Amazing and Interesting Facts about Navel | Amazing Facts 4U The navel or the belly button or the umbilicus is really just a scar that marks the spot where …

Heart

50 Amazing and Interesting Facts about Heart | Amazing Facts 4U The average adult heart beats 72 times a minute; 100,000 times a day; 3.6 million times a year; and …

Memory

40 Amazing and Interesting Facts about Memory | Amazing Facts 4U A piece of brain tissue the size of a grain of sand amazingly contains 100,000 neurons and 1 billion …

Snoring

25 Amazing and Interesting Facts about Snoring | Amazing Facts 4U You snore when the flow of air as you breathe makes the tissues in the back of your throat …

Tattoos

30 Amazing and Interesting Facts about Tattoos | Amazing Facts 4U The first-ever tattoo to be found on a human being is believed to be found on a mummified iceman …