What causes “Sunburn” and the remedies.

Sunburn is a skin reaction caused by overexposure to ultraviolet (UV) radiation from the sun or artificial sources like tanning beds. It leads to red, painful skin that may feel hot to the touch. Sunburn can range from mild to severe and is associated with symptoms like swelling, blistering, and peeling.

The primary cause of sunburn is overexposure to ultraviolet (UV) radiation. Here are some specific factors contributing to sunburn:

1. UVB and UVA Radiation: Prolonged exposure to both UVB and UVA rays from the sun can damage the skin. UVB rays cause sunburn, while UVA rays can contribute to premature aging.

2. Intensity of the Sun: The risk increases during periods of high sun intensity, typically between 10 a.m. and 4 p.m.

3. Sun Sensitivity: Some individuals are more susceptible to sunburn due to their skin type, which may include fair skin, light hair, and light-colored eyes.

4. Altitude and Location: UV radiation is more intense at higher altitudes and closer to the equator, increasing the risk of sunburn.

5. Reflection: Surfaces like water, sand, and snow can reflect UV rays, intensifying exposure and the risk of sunburn.

6. Lack of Sunscreen: Not using or inadequately applying sunscreen with sufficient sun protection factor (SPF) can leave the skin vulnerable to sunburn.

7. Medications: Certain medications, like some antibiotics and acne treatments, can increase sensitivity to UV radiation, making sunburn more likely.

8. Duration of Exposure: Spending extended periods outdoors without protection increases the likelihood of sunburn.

It’s important to take preventive measures, such as wearing sunscreen, protective clothing, and seeking shade to reduce the risk of sunburn.

To alleviate the discomfort of sunburn and promote healing, consider the following remedies:

1. Cool Compress: Apply a cool, damp cloth or compress to the affected area. Avoid using ice directly on the skin.

2. Hydration: Drink plenty of water to stay hydrated, as the situation can lead to dehydration.

3. Aloe Vera Gel: Apply pure aloe vera gel to the sunburned area. Aloe vera has soothing and anti-inflammatory properties.

4. Over-the-Counter Creams: Use over-the-counter creams containing ingredients like hydrocortisone or calamine to relieve itching and inflammation.

5. Pain Relievers: Take over-the-counter pain relievers like ibuprofen or acetaminophen to help reduce pain and inflammation.

6. Avoid Sun Exposure: Stay out of the sun until it has healed to prevent further damage.    

7. Moisturize: Apply a gentle, fragrance-free moisturizer to keep the skin hydrated and prevent peeling.

8. Avoid Harsh Soaps: Use mild, fragrance-free soaps and avoid scrubbing the sunburned skin.

9. Loose Clothing: Wear loose, breathable clothing to avoid further irritation of the sunburned area.

10. Avoid Popping Blisters: If blisters form, avoid popping them, as this can increase the risk of infection.

If it is severe, or if there are signs of infection, consult a healthcare professional. Prevention, through the use of sunscreen and protective clothing, remains crucial to avoid sunburn in the first place.