We sweat when the weather is hot; when we exercise; and when we are faced with a stressful situation. We sweat every day, but there is a lot you might not know about your perspiration. Hence, keep reading to astonish yourself with facts about that fluid that flows out of your skin.
10. Your feet produce an incredible amount of sweat
There are about 250,000 sweat glands in your feet. These glands produce
about half a pint of fluid per day.
9. Sweat is like a fingerprint
What lies in your sweat may vary by eating certain foods or taking some medications. However, you have a unique mix of 373 volatile compounds in your sweat that don’t change and act like your fingerprint.
8. Emotions affect sweat composition
An Austrian study collected the sweat of two groups of people on pads while watching movies, one watching scary movies and the other watching neutral movies. A third group of people who volunteered to smell the pads were able to determine which pads belonged to the ones who watched the scary movies.
7. Sweat contains antibiotics
Sweat contains an antibiotic peptide called dermcidin that controls bacterial growth on your skin.
5. Sweat test can detect cystic fibrosis
People who suffer from cystic fibrosis have high concentrations of sodium and chloride in their sweat.
4. Humans can have colorful sweats
There is a rare condition with mysterious causes called chromhidrosis that makes people have blue or orange sweat.
3. Some may sweat blood
Hematohidrosis is a rare condition where blood vessels rupture and the blood leaks into sweat glands.
2. There are two types of sweat glands
Most of the sweat glands on our bodies are eccrine glands, the rest are aporcrine glands that exist in our genital region and armpits only.
1. 99% of sweat is water
The water of sweats evaporates off skin surface to help cool the body down.