Why Do Mosquitoes Bite Me and Not Others? Here’s What You Need to Do to Stop Them

Even “sweet blood” is attractive. Some studies have shown that there is a relationship with saccharides in the blood, but that is because this compound feeds bacteria on the skin, the same ones that give sweat its bad odor. Mosquitoes avoid people with more bacteria on their skin, and prefer those who tend to have less.

The lactic acid we exude when we breathe or sweat attracts mosquitoes. Taller people and pregnant women exude more lactic acid, and are preferred prey for mosquitoes.