Allergies Could Have Evolved to Protect Us

Summer's virtually here, which means soon many of us will be incapacitated through sneezes, coughs, and itchy eyes. While allergies are a pain in the ass, they may not be the misguided immune responses many scientists have believed them to be. In fact, a new theory is emerging which suggests that they may have evolved » 6/20/12 9:20am 6/20/12 9:20am