August 18, 2026
ByMaureen Salamon,
Executive Editor, Harvard Women’s Health Watch
- Reviewed byRachel Reynolds, MD,
Contributor
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Every person smells a little different, due to genetics, hygiene habits, and the skin’s microbiome (the microbes that naturally live on the skin), but body odor occurs when someone’s scent becomes foul. It is most noticeable when people are sweating, but body odor changes sometimes signal certain health conditions
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About the Author
Maureen Salamon,
Executive Editor, Harvard Women’s Health Watch
Maureen Salamon is the executive editor of Harvard Women’s Health Watch. She also writes for the Harvard Health Letter, Harvard Heart Letter, and Harvard Men’s Health Watch, as well as for Harvard Health Publishing’s flagship website. …
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About the Reviewer
Rachel Reynolds, MD,
Contributor
Dr. Rachel Reynolds is the Interim chair of dermatology at Beth Israel Deaconess Medical Center (BIDMC), and an assistant professor of dermatology at Harvard Medical School. She specializes in acne and women’s health dermatology. She co-directs …
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