Causes & How To Treat The Strong Odour From Armpits by Citynobs August 3, 2025, 2:41 am Are you worried about “why do my armpits smell so bad?”. Stinky armpits generally refer to an unpleasant odor that originates from the armpit area. A combination of sweat and bacteria mainly causes this odor. When you sweat, especially in areas like your armpits where the skin is so sensitive, the moisture creates an environment where bacteria can grow. These bacteria mix with your sweat and make a stinky smell….CONTINUE FULL READING>>>>