Why Do Humans Get the 'Butt Sweat' on Hot Days?

Your body has special sweat glands on your back and underarms, which are more active in the heat. These glands work hard to cool you down by letting sweat out, but sometimes the butt sweat is just a side effect when those extra glands get busy.

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Examples

  1. Sitting at school on a hot day and getting soaked through your pants.
  2. Wearing a shirt with your back exposed in the sun and sweating all over it.
  3. Walking outside in a humid summer and feeling damp from head to toe.

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