Mosquitoes prefer to bite people with Type O blood

While type O blood is commonly known as the universal donor as it can be donated to anyone in need of blood without fear of rejection, it also happens to be tastier to mosquitoes. Researchers found that people with type O blood have mosquitoes land on them twice as much as people with other types of blood. While this is an obvious negative for people with type O blood, being able to donate to anyone in need far outweighs the con.