Impact of heat wave on health

Effects of Heat Waves on Humans

Extreme heat waves can have serious impacts on health in several ways. These events often occur during the summer months and can vary in intensity & duration depending on various factors such as geographic location, climate patterns, & weather conditions. This includes:

1. Dehydration, especially if individuals do not replenish fluids adequately. It can cause symptoms such as thirst, dry mouth, fatigue, and dizziness.

2. Heat-related illnesses such as heat exhaustion, heat cramps, heat rash, and most severely heat stroke. These conditions result from the body’s inability to regulate its temperature effectively.

3. Exacerbation of existing health conditions, including cardiovascular diseases, respiratory illnesses, and mental health disorders. For instance, it can worsen conditions like hypertension and increase risk of heart attacks and strokes.

4. Impact on Mental health, leading to irritability, mood swings, and increased stress levels.

5. Disruption of daily life & activities, including work, school, and recreational activities.

6. Worsen respiratory conditions, such as asthma and COPD. It can also increase your risk of respiratory infections.

Prevention Tips for Heat Waves

Here are some tips to stay safe during heat waves:

1. Stay hydrated throughout the day.

2. Avoid alcohol and caffeine as they can contribute to dehydration.

3. Try to avoid or limit outdoor activities, especially during the hottest parts of the day i.e. from late morning to early evening. If you must be outside then make sure to take frequent breaks in the shade or air-conditioned spaces.

4. Stay cool and spend time in air-conditioned spaces, if possible.

5. Wear light-weight, loose, and comfortable clothing in light colours to reflect sunlight.

6. Apply sunscreen of SPF 30 and above and protect yourself from the sun by wearing a hat and sunglasses.

7. Take cool water showers to lower your body temperature.

8. Pay attention to weather forecasts and heat advisories as staying informed can help you take necessary precautions during heat waves.

9. Keep an eye on elderly relatives, family, friends, and neighbours as those vulnerable might need assistance on hot days.