Deodorant
Overview
 
Deodorants are substances applied to the body to affect body odor
Body odor
Body odor or body odour, sometimes colloquially abbreviated as B.O., is the smell of bacteria growing on the body. The bacteria multiply rapidly in the presence of sweat, but sweat itself is almost completely odorless to humans....

 caused by bacteria
Bacteria
Bacteria are a large domain of prokaryotic microorganisms. Typically a few micrometres in length, bacteria have a wide range of shapes, ranging from spheres to rods and spirals...

l growth and the smell associated with bacterial breakdown of perspiration in armpits, feet and other areas of the body. A subgroup of deodorants, antiperspirants, affect odor as well as prevent sweating by affecting sweat gland
Sweat gland
Sweat glands, or sudoriferous glands, are small tubular structures of the skin that produce sweat. There are two kinds of sweat glands:...

s. Antiperspirants are typically applied to the underarm
Underarm
-Axillary intertrigo:Excessive perspiration can result in axillary intertrigo. Intertrigo is an inflamed skin condition caused by heat, friction, and moisture. A warm, wet armpit may accommodate the growth of pathogenic bacteria, yeasts, and fungi. The condition is responsible for rash-like...

s, while deodorants may also be used on feet and other areas in the form of body spray
Body spray
Body spray is a perfume product, similar to aerosol deodorant, which is intended to be used elsewhere on the body besides the armpits. Body sprays are lighter in strength than cologne, generally less expensive, and doubles as a deodorant....

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