He became an involuntary vegan. A New Jersey man is now allergic to red meat after getting bitten by an invasive species of tick — which has left him unable to consume steak, pork or even dairy products without suffering a serious reaction. “It just flipped everything — turned my life upside down completely,” Craig Smith, 62, told NJ.com of his unwilling conversion to vegetarianism. “You get so frustrated. Food becomes an enemy to you.” The Cream Ridge retiree specifically suffers from Alpha-gal syndrome, a potentially life-threatening allergy that triggers an immune reaction to a sugar molecule (carbohydrate galactose-alpha-1,3-galactose) found...