Cleaning a cat’s litter box can get you Toxoplasmosis if the cat is infected. While pregnant, it can cause your baby to be born with cerebral palsy, seizures, and mental retardation.

Research on naps, meditation and nature walks reveals that mental breaks increase productivity, replenish attention, solidify memories and encourage creativity.

Oldest siblings tend to earn better wages, receive more education than other children of the family, and have higher IQs. Apparently, parents tend to give more mental stimulation to their first-born children than they do to the others.