Three deaths in Chicago have been linked to the recent heat wave, according to the Cook County Medical Examiner’s Office. The fatalities include David Gonzalez, 44, who died from heat stroke complicated by hypertension, diabetes, and obesity.

Autopsy results released for two other individuals who died on July 4 also indicated heat-related factors contributed to their deaths. Mike Rodriguez, 57, was found to have hypertensive and atherosclerotic cardiovascular disease as the primary cause of death, with heat stress and diabetes complicating his condition. Barbara Whigham, 71, died from hypertensive cardiovascular disease, with heat stress, asthma, and obesity identified as contributing factors.

The Cook County Medical Examiner’s findings echo warnings from health officials who had cautioned that prolonged exposure to extreme heat poses significant risks, particularly for people managing chronic health issues. Dr. Sheetal Rao, an assistant professor of medicine and public health at the University of Illinois Chicago, noted that the cumulative effects of dehydration, poor sleep, and physical strain during sustained high temperatures can exacerbate underlying medical conditions and increase mortality risk.

Chicago experienced a stretch of severe heat beginning June 29, prompting reminders from city officials of the deadly 1995 heat wave, during which 739 people died. In response to the recent weather, public health advocates urged residents, particularly vulnerable populations, to take precautions against heat-related illnesses.

Temperatures have since returned to normal levels over the weekend, with forecasts indicating no immediate return of extreme heat in Chicago. Officials continue to emphasize the importance of awareness and preparedness during periods of high temperatures to prevent further heat-related health incidents.