Do you need sunscreen in winter? Many people think that sunscreen is something that needs to be done in summer. In fact, in winter, ultraviolet radiation is also relatively strong, and sunscreen work needs to be done well. Let's get to know.
Do you need sunscreen in winter
Sunscreen is needed in winter.
Winter and spring are the seasons with the lowest global ozone content in a year. Without the "protective coat" of ozone layer, UVA (ultraviolet long wave), which accounts for more than 95% of the sunlight, will go through the clouds without fear, no matter whether it is cloudy or sunny, or even into the room, directly penetrate into the skin's dermis, destroy collagen and elastic fiber, make the skin premature aging and relaxation, and produce wrinkles and spots. Although the temperature is low in winter and the sunlight is no longer strong, the ultraviolet in the atmosphere will not decrease with the decrease of the temperature. Even in the cold winter, the ultraviolet rays in the sun can't be ignored. Therefore, in winter, it is necessary to apply sunscreen to resist ultraviolet rays.
What kind of sunscreen to choose in winter
Generally speaking, sunscreen products with SPF value of 15 are more suitable for people to use in winter.
In winter, it is better to use sunscreen products that can supplement moisture, moisturize and deeply moisturize. Waterproof sunscreen is not suitable for winter use. In winter, due to the use of oven, heating and air conditioning, the skin is dry, unlike in summer, sweat glands and sebaceous glands secrete vigorously. Therefore, it is necessary to strengthen the moisturizing treatment to make the skin moist and elastic. Choose sunscreen in winter, in addition to fully understand the characteristics of the product and the condition of your skin. The choice of sun protection index also needs more caution. Appropriate ultraviolet rays have the effect of synthesizing vitamin D and sterilizing. However, too much ultraviolet rays can cause skin tanning, sunburn, spots on the face, skin loss of elasticity, wrinkles, aging and a series of phenomena.
How to use sunscreen correctly in winter
1. Clean your face before applying sunscreen
Cleaning the skin is the first and very important step of skin care, because there are always a lot of grease and dirt on the skin every day, even when sleeping at night, the natural secretion of the skin will not stop, so first clean the skin, keep the pores normal, so that the skin can absorb sunscreen better, and will not let the oil affect the sunscreen effect.
2. Moisturize before applying sunscreen
In winter, the climate is relatively dry, so the skin is prone to water shortage. Therefore, before using sunscreen, it's best to make up water and moisturize, so as to avoid the dry skin affecting the use effect of sunscreen, and the skin is too dry and water shortage will also accelerate aging.
3. Apply sunscreen before going out in winter
In winter, sunscreen should be used before going out every day, and it's better to use it half an hour before going out, because sunscreen can't play the best effect when it's just applied, and it can't resist the damage of ultraviolet when going out immediately.
4. Put on sunscreen when you are outdoors in winter
Sunscreen cream will be effective in a few hours after being applied to the skin. If you stay outside for a long time, you should remember to apply sunscreen every few hours or to apply sunscreen foundation. And before applying, you can also apply a layer of moisturizer to prevent the skin from drying.
5. Remember to fix sunscreen at night in winter
In addition to using sunscreen cream during the day, you should also pay attention to skin repair in the evenings, because night skin repair ability will increase, so use some anti oxidant mask before bed, or a night cream or essence with strong repair effect, which can avoid skin darkening or sunburn and strengthen skin tissue.