Category: Human Body


Lungs

20 Amazing and Interesting Facts about Lungs | Amazing Facts 4U The word “Lung” originates from a 13th-century European language, it means “light” which refers to the weight of the …

Lip

25 Amazing and Interesting Facts about Lips | Amazing Facts 4U Lip is one of the most sensitive organs in the human body has more than a million nerve endings. …

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 …