From Inside Edition.

A Jet Blue pilot died after eating a hamburger. The autopsy says Brian Waitzel died a "sudden unexplained death." His fate baffled his family as he seemed to be in perfect health. A year after the mysterious death, a team of doctors believe a tick bite made the 47-year-old pilot allergic to red meat and no one knew it. Waitzel was declared dead around seven hours after eating a hamburger. It’s believed Waitzel was bitten when he was jogging at a state park in New Jersey.