Breastfeeding women and their babies may hold the secret to developing a drug that could increase female sex drive.

American researchers at the University of Chicago in Illinois have found that women’s sex drive increased up to 24% after being exposed to breastfeeding compounds for two months.

Though not necessarily perceived as odors, chemosignals affect mood and menstrual cycles when absorbed through the nose.

To conduct the study, the researchers recruited 26 breastfeeding women and asked them to wear pads in their nursing bras and underarms. The pads collected infant saliva, perspiration and sweat, and the scientists then cut them into pieces and froze them.

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