The heart may be the hardest working muscle in the human body, but the tongue, which is made up of groups of muscles, is pretty tough as well. Like the heart, the tongue is always working. When a ...

Read along to know 7 interesting fact about the human tongue from its real purpose to unique features with Dr. Meenu Sharma, Associate Professor, Physiology, Indira Gandhi Medical College Shimla.

It is a very complicated part of the human body, with at least 8,000 motor units, which help move this single muscle. This might explain why the tongue is so flexible and can hurt so much when ...