A recent study reveals that heatwaves lasting both day and night, termed compound heatwaves, present a particularly deadly risk for heart conditions. Conducted by researchers examining nearly 2.4 million heart disease fatalities in mainland China from 2013 to 2019, the findings indicate that the risk of dying from heart-related issues is significantly higher—by 86%—during these continuous heat events compared to 19% for daytime-only and 16% for nighttime-only heatwaves.
The researchers, led by Renjie Chen of Fudan University, demonstrated that deaths from sudden cardiac arrest, heart attacks, and heart failure are notably more prevalent during compound heatwaves. For instance, the likelihood of death due to sudden cardiac arrest spikes by 86% during a compound event, in contrast to 37% at night and 24% during the day. Heart attack fatalities increase by 88%, while heart failure deaths rise a staggering 97% amidst ongoing heat.
Given this alarming data, experts stress the importance of implementing measures to combat the effects of prolonged heat exposure. Recommendations include establishing air-conditioned cooling shelters and enhancing climate control systems in residential areas to safeguard vulnerable populations. Chen warns that with climate change exacerbating the frequency and intensity of such heatwaves, it is vital to revise public health guidelines and adopt targeted prevention strategies.
A study finds that compound heatwaves, where high temperatures persist through day and night, significantly increase the risk of heart-related deaths by 86%. Compared to heatwaves occurring only during the day or night, these all-encompassing heat events are linked to higher mortality rates from sudden cardiac arrest and heart failure. Experts advocate for improved public health measures to protect vulnerable individuals from such risks.
In summary, compound heatwaves pose a severe risk to individuals suffering from heart conditions, dramatically increasing the likelihood of heart-related deaths. With a clear correlation established between continuous high temperatures and fatal cardiac events, it is paramount that societies bolster protective measures and adapt public health strategies to shield at-risk populations, especially in the face of climate change.
Original Source: www.gjsentinel.com
