Researchers found drinking milk led to taller and heavier ancient humans in some regions of the world.
Drinking milk can help build strong bones but it may also help you grow.
Researchers at the University of Western Ontario found drinking milk led to taller and heavier ancient humans in some regions of the world.
All humans can digest milk in infancy, but the ability to do so as an adult developed in the past 6000 years.
It's thought this ancient consumption had a direct impact on lactose intolerance in Europe today.