Even in areas not much mentioned:
Your scent is part of the way you communicate with potential partners.
Wearing cologne does what?
Jan. 22, 2002 — If you have ever been attracted by a person’s scent, it may be their genes you smell. Researchers believe that women can identify men based on differences as small as a single gene.
https://abcnews.go.com/Health/story?id=117027&page=1