Four hours after eating steak during a family camping trip, a 47-year-old man from New Jersey became severely ill. Having seemingly recovered by the next morning, he suffered fatal anaphylaxis after eating a hamburger just a few weeks later. Post-mortem blood tests revealed the otherwise healthy father had acquired a severe red meat allergy from the bite of a lone star tick ( Amblyomma americanum ). "It is important that both doctors and patients who live in an area of the country where lone