Answer: Body odor
Clue: “Arm” and “Pit”
In relationship news, a study found the smell of women’s armpit B.O. can be relaxing for men and relieve stress. But only during certain times of the month. Pheromones — often called “love chemicals” — are a well-documented part of the animal kingdom. Bugs, birds and beasts use these scent signals to send subtle messages to other members of the same species about things like mating, social bonding and territorial marking.