Does the same sweat smell all over the family?


It is impossible to give a definite answer because the smell of sweat is influenced by so many factors.

Clean sweat does not smell at all. It consists of water, salt, urea, potassium and numerous proteins. The embarrassing odor comes from bacteria living on the surface of the sweat glands that break down proteins and sebaceous gland secretions. This creates bad-smelling compounds that smell like cheese or onions, for example. The bacterial spectrum of the skin determines what kind of lemu fears in the air.

The microbial spectrum is inherited, and so are the structures and secretions of skin cells. All of this affects what microbes on the skin feel and smell good.

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The baby gets its first bacteria from the mother. They are mostly fecal, while bacteria are transferred from the father to the skin. Anyway, the bacterial population living under the same roof is unifying. It is facilitated by touch and microorganisms that thrive on home surfaces and in damp areas. Most bacteria resemble a long relationship.

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According to a study published in Scientific Reports, the staphylococcal bacterium living in the armpits produces a particularly unpleasant odor. man Stafylococcus. It breaks down a substance secreted by the sweat gland into odorous thiol compounds. Thiols are also found in garlic and stink bug secretions.

As a defendant

Pentti Huovinen,
Professor of Bacteriology, University of Turku.

Published in Science Journal 7/2021


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