Recent studies indicate that exposure to heatwaves may contribute to accelerated biological ageing in millions of individuals, correlating with the increased frequency and intensity of hot weather due to climate change. Research led by Siyi Chen at The University of Hong Kong analyzed medical data from approximately 25,000 adults in Taiwan, assessing their biological age based on factors such as inflammation and organ function. The findings suggest that cumulative exposure to heatwaves is a significant factor in accelerated ageing, with every four-day increase in heatwave duration equating to a biological age increase of about nine days.

This trend has been observed not only in Taiwan but also in a related study focusing on older adults in the United States, reinforcing the connection between outdoor heat and accelerated ageing. Certain demographics appear to be more affected by heat exposure, particularly manual workers and residents of rural areas, who experienced greater age acceleration compared to the general population. Access to air conditioning may mitigate some of these effects, but researchers caution that reliance on air conditioning can exacerbate outdoor heat, necessitating sustainable cooling solutions to address the broader climate challenges.

Experts emphasize the importance of understanding the health impacts of heatwaves, urging communities to take collective action in safeguarding not only individual well-being but also the health of others. As climate change continues to influence weather patterns, the implications for public health may become increasingly significant, warranting further investigation and proactive measures to protect vulnerable populations.

Source: https://www.pressrundown.com/health/heatwaves-may-lead-to-faster-aging?lctg=6508b820e8179a307e601d89