Senior man with towel suffering from heat stroke outdoors, low angle view

7 Useful Suggestions For Preventing Heat Related Injuries

In this article, we will discuss the most prevalent types of heat related injuries and then make some suggestions for preventing them.


The summer of 2023 has seen above normal temperatures in most of North America. According to the June 2023 report of the US National Centers For Environmental Information, the month was the warmest ever recorded in the 174 year measurement period of the National Oceanic and Atmospheric Administration (NOAA). These conditions are widely expected to persist throughout much of this summer.

As a result, the question of how to avoid heat related injuries while pursuing outdoor recreational activities will be at or near top of mind for those who enjoy outdoor activities such as basketball, hiking or tennis. The aim of this article will be to provide information useful to those looking to understand and avoid these injuries.

The Most Prevalent Heat Related Injuries

Heat related injuries, also known as heat-related illnesses, occur when the body’s cooling mechanisms are overwhelmed by heat and humidity. These conditions can range from mild to severe and can be life-threatening if not promptly treated. The most common heat-related injuries include:

  1. Heat Cramps: Painful muscle spasms and cramps, usually affecting the legs, arms, or abdomen. Heat cramps are often caused by electrolyte imbalances due to excessive sweating and inadequate fluid intake.
  2. Heat Exhaustion: This condition occurs when the body is dehydrated and overheated, leading to symptoms such as heavy sweating, weakness, dizziness, nausea, headache, and rapid pulse. Heat exhaustion can be serious and requires immediate medical attention.
  3. Heat Syncope: Also known as heat collapse, heat syncope is characterized by fainting or feeling lightheaded due to a sudden drop in blood pressure. It typically occurs after prolonged standing or sudden changes in position in hot environments.
  4. Heat Rash: A skin condition caused by blocked sweat ducts, resulting in red, itchy, and sometimes blister-like rashes. Heat rash is common in hot and humid conditions, particularly in areas with skin-to-skin friction.
  5. Heat Stroke: The most severe heat related injury, heat stroke is a life-threatening condition. It occurs when the body’s temperature regulation fails, and the core body temperature rises rapidly to dangerous levels. Symptoms include high body temperature (above 104°F or 40°C), confusion, agitation, rapid heartbeat, dry skin, and loss of consciousness. Heat stroke requires immediate medical attention as it can lead to organ damage and death.

If someone is showing signs of a heat-related illness, it is essential to move them to a cooler place, provide fluids to reduce dehydration and seek medical assistance immediately, especially in the case of heat stroke.

Preventing Heat Related Injuries

It’s crucial to take preventive measures to avoid heat related injuries, especially during hot weather or when engaging in strenuous physical activities.

To prevent the most common heat-related injuries, it is crucial to take certain precautions that can help mitigate the risks associated with excessive heat exposure. Here is a detailed guide on how to prevent these injuries, explained in a descriptive style with a formal tone.

Image of a male runner wearing a cap and drinking water, one of the key steps to prevent heat related injuries.
Drinking water regularly is one of the key steps to prevent heat related injuries
  1. Stay Hydrated: Proper hydration is essential to prevent heat-related injuries. Drink plenty of fluids throughout the day, especially water, to continuously replenish the moisture lost through sweating. Avoid alcoholic, caffeinated, or sugary beverages as they can enhance dehydration. Always carry a water bottle when outdoors, and make it a habit to drink at regular intervals to maintain optimal hydration levels.
  2. Dress Appropriately: Wearing appropriate clothing plays a vital role in preventing heat-related injuries. Opt for loose-fitting, lightweight, and breathable fabrics such as cotton or linen. These materials allow airflow and aid in moisture evaporation, keeping your body cool. Avoid dark-colored clothing as they absorb more heat from the sun. Use a wide-brimmed hat and sunglasses to protect your head and eyes from direct sunlight.
  3. Protect Your Skin: Shielding your skin from harmful UV rays is crucial when preventing heat-related injuries. Apply a broad-spectrum sunscreen with a high SPF before going out, even on cloudy days. Reapply it every two hours, or more frequently if you are sweating excessively or swimming. Wearing protective clothing like long sleeves and pants can also provide an additional layer of defense for your skin.
  4. Take Breaks in Shade: When exposed to extreme heat, it is essential to take regular breaks in shaded areas. Limit your direct sun exposure during peak hours, usually between 10 am and 4 pm, when the sun’s rays are the strongest. Find shade under trees, umbrellas, or awnings, allowing your body to cool down and preventing the onset of heat exhaustion or heatstroke.
  5. Acclimatize Gradually: If you are not accustomed to working or exercising in hot weather, it is crucial to acclimatize your body gradually. Begin with shorter durations of outdoor activities, slowly increasing the time spent in heat over a few days or weeks. This helps your body adapt to the rising temperatures more effectively, reducing the risk of heat-related injuries.
  6. Monitor the Weather: Stay informed about the weather conditions before planning any outdoor activities. High heat and humidity can be extremely dangerous, so try to reschedule or avoid strenuous activities during periods of extreme heat. Be aware of heat advisories, warnings, or alerts issued by local authorities, and adhere to their guidelines to ensure your safety.
  7. Look Out for Each Other: In environments where multiple individuals are exposed to heat, such as workplaces or outdoor events, it is essential to watch out for each other’s well-being. Stay alert for signs of heat exhaustion or heatstroke, such as excessive sweating, dizziness, nausea, fatigue, or confusion. Encourage breaks, checking in on others, and providing assistance when needed.

By following these preventive measures, you can significantly reduce the risk of heat-related injuries. Prioritizing hydration, appropriate clothing, skin protection, breaks in shade, gradual acclimatization, monitoring the weather, and looking out for each other fosters a safe environment amidst hot weather conditions.


In this article, we have described some of the most common types of heat related injuries. We also described some of the steps you can take to reduce your risk of falling victim to these injuries. Our goal is to help those who enjoy summer-time outdoor recreational activities to continue participating in their favourite pastimes with less risk of a heat related injury.

If you have any questions or comments on this article, we encourage you to leave them in the space provided below and we will respond as soon as possible.

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