As temperatures continue to climb across many regions, more people are spending extended periods exposed to excessive heat. While most people recognize the dangers of heat stroke, fewer realize that chronic overheating can quietly affect multiple systems throughout the body long before a medical emergency occurs. Whether you work outdoors, exercise in hot conditions, or simply lack adequate cooling at home, prolonged heat exposure places ongoing stress on your health. Understanding what happens inside your body can help you recognize warning signs early and take steps to stay safe. Here are eight ways chronic overheating can affect your body.