Animals’ taste systems are specialized for the niche they occupy in the environment. That includes us. As hunters and foragers of the dry savannah, our earliest forebears evolved a taste for important but scarce nutrients: salt and high-energy fats and sugars. That, in a nutshell, explains the widespread popularity of junk food. — Mary Roach
Tags: Animals, Salt, Popularity, Mary Roach, American, Author
Mini who’s who:
Mary Roach : American Author
Born: March 20, 1959