Uganda, March 25 -- Is it true that my nose contains fat that has to be pressed out at the salon? Where does the fat come from since I am a small man? Also, when I sweat in class, my sweat smells but at home it does not. Why? Johnson

Dear Johnson,

Humans have two types of sweat glands. Eccrine sweat glands that occur on most of the body but with the highest density in palms and soles of the feet, apart from the head. These produce sweat to cool the body down. The amount one sweats does not necessarily impact one's body odour.

There is also the apocrine glands that are found in particular areas of the body including, armpits, the dark part of the breast dark area (areola), nipples, ear canal, pubis, around the anal region and on the win...