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Why Does Heat Affect Older People? Understanding the Causes

As the global population ages, and temperatures continue to rise, the risk for heat-related illnesses in older adults is a growing public health concern. People over 65 are disproportionately vulnerable to extreme heat due to a combination of physiological, medical, and environmental factors, which collectively make it harder for their bodies to regulate temperature. Understanding why does heat affect older people is the first step toward effective prevention and management.