A tick no bigger than a lentil can leave behind something much larger than an itchy bump: an allergy to red meat, dairy and other mammal-derived foods. The condition is called alpha-gal syndrome, and nowhere is its impact clearer than on Martha's Vineyard, where hospitals, restaurants and schools have reorganized around it. The Tick Behind the Allergy The lone star tick … [Read more...] about One Tiny Tick Bite Can Make You Allergic to Hamburgers, Bacon and Ice Cream — and It’s Spreading Across America