Orange County (CA) Firefighter Suffers Heart Attack at Station, Dies

A 49-year-old Orange County (CA) firefighter suffered an apparent heart attack at a station and died early Monday.

Greg Hennessey was found by his colleagues in full cardiac arrest at OCFA Station 45 in Rancho Santa Margarita about 9:40 a.m., reported the local Patch affiliate ( Colleagues transported him to an area hospital where he was declared dead.

Hennessey, a former Eagle Scout who worked for the department for 24 years, was an apparatus engineer who mentored youths in the Explorer programs in RSM and Mission Viejo.

Read additional details about this firefighter fatality at

For more on firefighter cardiac health, consider New Study Examines Sudden Cardiac Events in Firefighters, Acute Coronary Syndromes in Firefighters: An “Athletic” Approach to Prevention, and Firefighters Organization Offers Lifestyle Program to Prevent Heart Attack -Related Line-of-Duty Deaths.

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