There are many reasons why a person can develop dandruff. It might be due to yeast infection on the scalp, stress, nutritional deficiencies and improper use of hair products like dyes, gels, hair sprays, blower, hair iron and not shampooing regularly.
perspiration
Coping Up With Bromhidrosis
Bromhidrosis or body odor is the unpleasant smell caused by the mixing of perspiration or sweat and bacteria on the skin.