Heart attack deaths rose between 2011 and 2022 among adults younger than age 55, study finds

Medical Xpress

February 26, 2026

AI-Generated Deep Dive Summary

A recent study reveals a concerning trend: heart attack deaths have increased by 1.2% annually among adults under 55 between 2011 and 2022. Women are particularly at risk, with higher mortality rates after their first severe heart attack compared to men. This alarming rise highlights the need for greater awareness and improved care for younger adults experiencing cardiac events. The research, published in the *Journal of the American Heart Association*, analyzed data from over 1 million adults hospitalized with a first-time STEMI (ST-segment elevation myocardial infarction), a type of severe heart attack. The study tracked mortality rates from 2011 to 2022 and found that while death rates declined slightly among older adults, they rose steadily among those under 55. This shift underscores a growing health crisis affecting younger populations. Women accounted for nearly half of all heart attack deaths in this group, with their mortality rates increasing by 1.4% annually—higher than the 0.9% annual increase seen in men. Experts speculate that women may face unique challenges, such as delays in seeking medical attention or higher prevalence of comorbid conditions like diabetes and hypertension, which can worsen outcomes. This study is a wake-up call for healthcare providers and policymakers. Younger adults, particularly women, are not immune to heart disease and its deadly consequences. Early intervention, improved emergency response times, and targeted public health campaigns could help mitigate these risks. Understanding the factors contributing to this trend is crucial for developing strategies to reduce preventable deaths. For readers interested in health and wellness, this underscores the importance of recognizing heart attack symptoms early—regardless of age—and seeking immediate medical attention. It also highlights the need for broader efforts to address cardiovascular health disparities and improve care for younger patients.

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Originally published on Medical Xpress on 2/26/2026