Enjoy Summer Without Sunburn
Summer has arrived and more sunlight exposure doesn‘t only bring tanned skin but also sunburn, or even worse, photo-aging. The photo below has been often shown during academic meetings to reflect UVR's(UVR: ultraviolet radiation, below is the same) functions on skin. The gentleman in the picture below, spends long hours driving his truck, we can see an astonishing age contrast between left and right side due to different exposure rate to UVR.
Three Steps to Do Sun Protection
Avoid
Protect
Recover
How to Avoid?
1. Be aware that during 10am to 4pm UV（UVA+UVB） is the strongest
2. The WHO recommends following the shadow rule: "Watch your shadow – Short shadow, seek shade!
3. Ware a wide brim hat and long sleeve clothing, plus who doesn't need a cool sunglass for summer?
How to Protect?
Depending on the mode of action, sunscreens can be classified into,
1. Physical sunscreens contain opaque materials (Titanium dioxide and Zinc oxide) : those that reflect the sunlight;
2. Chemical sunscreens : those that absorb the UVR
How to Use?
Need around 20 minutes to start protection, and reapply after one hour. Products that contains Oxybenzone is not recommended for children and pregnant women
How to choose a sunscreen?
1. Check sun protection factor(SPF) and labeling.
a. Most time indoor SPF15 PA++
b. Some outdoor time SPF30 PA+++
c. Outdoor sports SPF50 PA+++
Broad-spectrum sunscreens contain filters that protect against UVA radiation as well as UVB. Although UVA radiation does not primarily cause sunburn, it does contribute to skin aging and an increased risk of skin cancer.
2. Try its texture and test on the skin behind the ear to make sure it won't cause sensitivity.
3. Some brands have product that provide both physical and chemical protection.
4. If you plan to have some water activities: choose a Water resistant sunscreen.
5. If you have sensitive skin or other dermatological condition please consult a doctor.
How to Recover?
Beach vacation is always cheering, however if you encounter sunburn (especially when you take kids who are susceptible to sunburn) below measures can be applied (Most sunburns heal completely within a few weeks.
Initial Redness：
1. Using cool and wet clothes on the sunburned areas.
2. Do not pop blisters, instead, let them heal on their own.
3. Anti-inflammatorymedications can help with pain.
4. Drink extra water.
5. Seek medical treatment in time, repair as soon as possible.
Cosmetic Dermatology:
If you wish to correct pigmentation and saggy skin more efficiently, cosmetic dermatology is recommended such as IPL and thermo lift.
Even though it's necessary to take UVR protection measures but it’s also beneficial to enjoy some sunshine, hope you have an enjoyable summer ahead！
The Dermatology and Aesthetic Center at Shanghai United Family Hospital and Clinics (SHU) is committed to skin care that goes beneath the surface. In a caring, comfortable and confidential environment, our professionals diagnose and treat both general and cosmetic dermatological issues. We will also teach you how to keep your skin healthy and vital to maintain youthful looking skin.
[Images via Shanghai United Family Hospital and Clinics]
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