Which season should you use sunscreen?
In which season does sunscreen need to be used?
In which season does sunscreen need to be used? Every beauty has a bottle or several bottles of sunscreen. Sunscreen is the last step in skin care during the day. , is a very important skin care product. Sunscreen has a great effect on the skin. Ultraviolet rays will not only tan the skin, but also accelerate skin aging, so remember to wear sunscreen every day when you go out. Let’s take a look at which seasons you need to use sunscreen. Which season should you use sunscreen? 1
Sunscreen should be used all year round. Although the sun is strong in summer, ultraviolet rays are present every day. If possible, you should apply sunscreen all year round, even in rainy weather, especially those who often work and do activities outdoors.
The sun is intense in summer. In addition to applying sunscreen, everyone should also use parasols, sun-protective clothing, and hats to minimize the damage to the skin caused by ultraviolet rays. It's also crucial to reapply sunscreen throughout the day.
The main function of sunscreen is to filter ultraviolet rays in the sun. It also has many functions such as radiation protection, moisturizing, and moisture locking. Therefore, sunscreen does not have to be applied only when it is very hot in summer. It can be applied to any skin that will be exposed when going out.
Especially for people whose skin is prone to allergies, such as dust allergies, applying sunscreen can also have a certain isolation effect. Therefore, sunscreen can be used all year round. You don’t have to stick to the season. It mainly depends on the weather and air quality.
Sunscreen is generally applied before makeup. Although sunscreen belongs to the category of cosmetics, its main function is for skin care. Cosmetics, like ultraviolet rays, are also harmful to the skin, so it is best to apply sunscreen before makeup.
At the same time, because sunscreen has the effect of locking in moisture, you can apply sunscreen after applying water and lotion. This can ensure that the skin is more moisturized and can also reduce the impact of cosmetics on facial skin to a certain extent. Influence.
When is sun protection needed?
1. People think that sun protection is only necessary in summer.
Since the sun is stronger in summer among the four seasons, As a result, many people ignore the sunshine in the other three seasons and think that as long as they use sun protection in summer, it will be enough. Daily treasure hunt reminder: This is a very wrong concept. Adequate measures should be taken for sun protection in every season. However, relatively speaking, sun protection products can be selected according to the sunlight multiples in different seasons. For example, in spring, autumn and winter, you can choose products with low sun protection multiples. You can choose products with an index below SPF15. In summer, you can use SPF30 or above. Multiple sunscreen products.
2. Choose sunscreen products that suit your skin type
Before buying sunscreen products, you must understand the factors that suit your skin type and the nature of your work. Understand the quality of the product and the principles of sun protection before. Tips for daily treasure hunting: The current sunscreen products on the market are divided into two categories, one is physical and the other is chemical, so when purchasing, you should choose sunscreen products that suit your skin type.
3. Even if you stay at home, you should wear sunscreen
Does anyone know that long-wave ultraviolet UVA can easily penetrate into the room through the glass? Therefore, Tiantian Treasure Hunt reminds everyone: Even if Friends who simply stay at home or drive also need to pay attention to sun protection measures.
4. Sun protection is not just for the surface.
As for measures to deal with the sun in summer, such as holding an umbrella, wearing a hat or wearing long-sleeved clothes, etc., although it can play a role It has a certain sun protection effect, but it can only protect against mid-wave ultraviolet UVA, while long-wave ultraviolet rays can still penetrate parasols or clothes and affect the skin, causing tanning or aging, so even if you do certain To protect yourself from the sun, you still need to use sunscreen products. In which season should sunscreen be used? 2
Should sunscreen be used all year round?
Yes, sunscreen should be used all year round. Sunscreen is not only about sun protection, but more importantly, it releases ultraviolet rays. The damage of ultraviolet rays to our skin is very obvious. There will be ultraviolet rays whether it is summer or winter, so we need to wear sunscreen every day.
Can sunscreen be used after one year of opening?
It cannot be used after one year of opening.
The shelf life of unopened sunscreen is 1 to 3 years. If it has been opened, it is best to use it within one year, because contact with the air and improper storage will reduce the sun protection effect of the sunscreen. It is greatly weakened and can cause skin allergies. Many people think that sun protection is only needed in summer, but this is not the case. Sun protection is something we need to do all year round. No matter it is sunny or rainy, ultraviolet rays will not disappear. To reduce the damage of ultraviolet rays to our skin, we must use sunscreen.
What is the shelf life of general sunscreen?
The shelf life of sunscreen is generally three to five years.
Although there are many brands of sunscreen, and the shelf life of sunscreen produced by each brand is different, the shelf life of unopened sunscreen on the market is generally three to five years, while the shelf life of opened sunscreen is half a year to one year. The shelf life is usually marked on the bottle of sunscreen. Sunscreen is a sunscreen product that people use daily. Its shelf life is relatively long. When unopened, it can be stored for at least three years and up to five years. However, after opening, the shelf life of sunscreen is greatly shortened, usually between six months and one year.
Do you need to protect your eyes from the sun in summer?
Infrared rays, visible light and ultraviolet rays in the sun may cause damage to the eyes. Under the same conditions, the younger the person, the more severe the light damage to the retina. Although most of the damage caused by sunlight to the eyes is relatively minor, it should not be underestimated that these damages have a cumulative effect.
Cataracts, retinal light damage, etc. may even occur. And the more transparent the lens, the more light can pass through, causing retinal damage. This is why young people are more susceptible to retinal light damage. Therefore, in addition to applying sunscreen when going out, it is very necessary to wear a pair of sunglasses to protect your eyes from the sun. In which season should sunscreen be used? 3
Should sunscreen be used all year round?
Sunscreen should be used all year round.
Sunscreen mainly prevents the damage of ultraviolet rays to the skin. Apply sunscreen every day because there will be ultraviolet rays regardless of spring, summer, autumn and winter, so it is best to develop the habit of applying sunscreen every day. According to the intensity of ultraviolet rays in each season, just choose sunscreen products with different sun protection indexes. In summer, when ultraviolet rays are strong, use sunscreen with a higher sun protection index. In spring, autumn and winter, use sunscreen with a lower sun protection index, so as not to burden the skin.
Do you need sun protection for your eyes in summer?
Eyes need sun protection in summer. The sun is very harmful to the eyes. Long-term exposure to strong light If your eyes are not protected properly, problems such as cataracts and retinal light damage may occur. When the sun is strong in summer, in addition to applying sunscreen when going out, it is recommended to wear sunglasses, a sun hat, and a parasol.
Can sunscreen be used after one year of opening?
Sunscreen cannot be used after one year of opening.
The shelf life of unopened sunscreen is generally one to three years. It is best to use it within one year after opening, otherwise the sunscreen effect will be greatly weakened and may cause skin allergies. Sunscreen is necessary all year round. The damage of ultraviolet rays to the skin cannot be ignored. The shelf life of each brand of sunscreen is different, so everyone should pay attention to it when using it.