Sweating allows us to run prey to death.
Found Singed main
Something I haven’t seen mentioned here is the fact that sweat acts as a lubricant between the skin of your torso and upper-inner arm preventing chapping with increased skin-on-skin contact movement.
About the stinking, you would better look for these bacteries advantage :)
Yes, because it gets hot between your arm and the side of your torso, and the stink in the buildup of normal bodily bacteria is larger concentrations. Fun fact the bacteria in your armpit is the same bacteria that is resistant to Methicillin (MRSA, Staphylococcus aureus.)
Between 80 and 95% of East Asians have a dysfunction of the ABCCII gene, which is linked to smelly pits, a number of studies say. And this means their bodies don’t release the same acidic odor smell the rest of the population does when exposed to hot temperatures and perspiration.
Also causes dry earwax
We don’t have the organ to sense pheromones, but we weren’t going to lose the ability to produce them first.
But also, it’s an armpit. A big slab of meat touching one of the hottest parts of your body. It’s going to trap heat which stimulates sweating.