Do you still need to use sun protection?
With this question
Today we asked Zhang Wenjuan, chief physician of the Department of Dermatology of Tongchuan People's Hospital, with several relevant questions. Next, let's listen to the answers given by Director Zhang. .
1. Do you need to apply sunscreen on cloudy days? Why?
The existence of ultraviolet rays has nothing to do with the weather or season! Ultraviolet rays are present indoors, outdoors, on cloudy and rainy days, sun protection You must do it at any time of the year! Sun protection is required at any time of the year! It is not only to prevent sunburn, but more importantly, to prevent skin aging (wrinkles, spots, and even skin tumors)
2. What is the most reliable sun protection measure?
The simplest is to apply sunscreen. Let’s get familiar with it first. Several concepts:
SPF (sunlight protection factor), which protects against UVB, sunburn protection, sun protection red, the larger the value, the stronger the defense capability.
PA (UVA sun protection factor), protects against UVA, sunburn, and aging. The more
plus numbers, the stronger the defense capability.
UPF (textile sun protection index), choose UPF25
for parasols, sun protection clothing .
Apply sunscreen 20-30 minutes before going out, and reapply every 2-3 hours when outdoors.
For daily work, just choose products with SPF15 and PA+; for outdoor sports, choose products with SPF25~SPF35, PA++; when swimming at the beach, choose products with SPF35~SPF50, PA+++.
Infants and young children have delicate skin and need more sun protection. The first choice is physical sunscreen , use a hat, umbrella, and clothing to cover it. If necessary, you can use SPF15 children's sunscreen.
Physical sunscreen is also essential. Wearing sunglasses, a hat, a parasol, and sun protection clothing are all good choices. When choosing a parasol, try to choose a parasol with dark colors such as black or cyan. The ultraviolet transmittance is low, and dark-colored umbrellas are better than light-colored umbrellas.
3. How do people with different skin types choose sunscreen?
(1) Oily skin: Choose a sunscreen that is light and breathable.
(2) Dry skin : Choose a sunscreen with hydrating and moisturizing properties. Before using sunscreen, moisturize your skin first. Use lotion or spray containing moisturizing ingredients to increase the hydration of the skin, and then use sunscreen.
(3) Sensitive skin : First, choose a sunscreen product that is based on physical sunscreen. If the sunscreen is pink, white in color, and thick in texture, it is a product that is based on physical sunscreen. The second is to choose one with a low sun protection factor (SPF) value below 25. The lower the value, the less likely it will irritate the skin. Third, choose sunscreens with safe and non-irritating ingredients, and avoid sunscreens containing acids, alcohol, and irritating ingredients. In addition, physical sun protection will be more effective for people with sensitive skin, such as parasols, masks, sun hats , sunglasses, etc.
4. What are the remedial measures if you get sunburned?
First of all, you need to lower the skin temperature. You can choose soothing spray or cold compress, or refrigerated mineral water; cleanse gently, moisturize the face; repair the skin barrier; if sun exposure has occurred When injured, if the symptoms are mild, topical calamine lotion can be used. If the symptoms are severe, glucocorticoid cream can be used. If severe symptoms occur, it is recommended to go to the dermatology department of the hospital in time to receive formal treatment and care.
The above are all the answers about whether to wear sunscreen on cloudy days. Dear friends, please take out your notebook and write it down~
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Huashang Daily reporter Yuan Xiaofeng editor Liu Yang
