Why Do We Sweat?





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Published on Jun 22, 2013

Summer's here and that means many of us in the Northern hemisphere are sweating a whole lot in this heat! But if you think you know everything about perspiration, think again! As Trace tells us, some animals have sweat that puts ours to shame.

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Read More:
Hippos, Horses Sweat ... and More Smelly Secrets
"Perspiration in the animal kingdom is often not just a simple sweat and stink process, as new research demonstrates."

Latherin: A Surfactant Protein of Horse Sweat and Saliva
"Horses are unusual in producing protein-rich sweat for thermoregulation, a major component of which is latherin, a highly surface-active, non-glycosylated protein."

How Body Odor Works
"Raise your hand if you've ever been on a bus or in any other cramped quarters next to someone who just smelled bad. On second thought, never mind."

No sweat? If you have this gene, you may not use deodorant
"Ah, the sweet smell of science: An English study published Monday confirms a link between an underarm odor gene and deodorant use."

Dry earwax? It's genetic
"Genetics researchers have uncovered the key gene behind the mystery of human earwax. Finally."

Eliminate body odor for good
"Body odor is a combination of sweat and bacteria. Sweat is actually odorless; it is bacteria that live off perspiration on our body that create the bad smell."

Abnormal Absence of Sweating
"An abnormal lack of sweat in response to heat may be harmful, because sweating allows heat to be released from the body. The medical term for absent sweating is anhidrosis."

Watch More:
Does Hair Grow Faster In Summer?:
Tanning: Good or Bad?:
Sand Hates You:


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