Soles of feet, palms, underarms, forehead will have a high density of sweat glands when tested.
- Increased friction on bare feet is a fourth potential benefit of sweating on the soles.
- This is believed to have aided our ancestors in gaining a firmer footing when fleeing from predators or any other danger. All over the body, sweat glands are responsible for producing sweat.
- Your hypothalamus, a tiny part of your brain, signals to the eccrine sweat glands dispersed throughout your body that it is time to start cooling you down by creating sweat as soon as your body's internal temperature starts to rise.
- However, cooling off is more difficult than having your perspiration simply drip off of you.
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