Today, many women have considered jobsApply sunscreenis an important skin care step.SunscreenHas the effect of protecting our skin from damage caused by ultraviolet rays (UV), in which UVA and UVB rays from sunlight.In particular, in the hot summer days, UV rays are especially dangerous, so the use of sunscreen must be increasingly promoted.
However, how to use sunscreen to promote the right effect and do not hurt the skin, not everyone knows.Thehealthy newspaper has summarized mistakes when using sunscreen that many women make.
1. Only use sunscreen when on the street
Ms. Cheryl Gustafson, Head of Dermatology Department at Emory University, is also the spokesperson of the organizationSkin cancersaid:"The number 1 mistake that I see in many people is to use sunscreen only when going out on the road.Harm it ".
According to Cheryl Gustafson, a study conducted by the University of Washington has found that more than half of the cases.Black cell cancerAnd Merkel cell cancer in this country occurs on the left of the body, because when driving people exposed to UV rays on the left (the US is the country driving on the left).
While in Australia, where people are on the right of the road, skin cancer cells often appear more on the right of the body.This evidence has shown the influence of the sun even though you are sitting in a car.
2. Applying sunscreen with higher sun protection, the more time you can spend time in the sun
According to dermatologist Mona Gohara, the higher the sun protection index, the more the user makes a "wrong safety" feeling.A study published in the Journal of International Cancer found that sunscreen people with sunscreen (SPF) 30 tend to be 25% longer than those.Use SPF 10 sunscreen, which shows the risksunburnAs well as their skin lesions are similar.
The skin cancer also recommends that the minimum SPF 30 can prevent 97% of UVB rays, the maximum SPF 50 can block 98% of UVB.In addition, every 2 hours you should apply sunscreen once, the frequency of sunscreen should be done more if you go swimming.
3. You never apply sunscreen in the ears, scalp and lips
Many people regularly apply sunscreen on their face and often forget the ears, scalp, lips, arms ... In fact, these are areas that are most likely to cause skin cancer.
Ms. Cheryl Gustafson said that her patient often appears skin cancer symptoms in areas that are easily missed such as scalp, ears, lips, before and after neck, back and feet ...The bottom cell mail is often most influential to these areas because they are constantly exposed to the sun.
4. You apply sunscreen after wearing clothes
Ingrid C. Polcari, Assistant Dermatology Professor at Minnesota Medical University said:"If you are trying to protect your neck or chest before the sun, it is best to apply sunscreen to your neck, arms and forearms before you wear clothes. Why? If you apply sunscreen sunscreenOnce you wear clothes, you can dirty clothes and miss some of your body points that clothes have covered. "
5. You only apply sunscreen in the morning
Dermatologists recommend applying sunscreen every 2 hours.If you only apply sunscreen in the morning and do not apply it all day, your body will not be completely protected when going out for lunch or home after work.
"If you work in an office with windows, although the window glass will filter UVB light that makes you not sunburned, but you are still affected by UVA that increases skin risk, causes premature aging, formingwrinkles,sagging skinand cancer ...", Arielle NB Kauvar, a dermatologist certified by the Board of Directors in New York.
6. You use less sunscreen because your skin is darker
It is myriad to think that dark skin is enough to prevent malignant tumors and other skin cancers.According to Mr. Ingrid C. Polcari said:"The recommendations for skin protection from the sun show that the minimum SPF should be 30, should be used again every 2 hours, no matter what your skin color is"Therefore, whether your skin is bright or dark, you should still use sunscreen regularly to protect the skin from negative effects.
Whether your skin is bright or dark, you should still use sunscreen regularly.
7. Do not use sunscreen for the eye area
According to a study conducted by Plos One, up to 10% of skin cancer appears on the eyelids, the reason is because most people ignore applying sunscreen into this sensitive area.To protect the face, in addition to using cream, you should wear sunglasses before going outdoors.
So, what criteria should be used for sunscreen?
According to MSc Dermatology Vu Thi Thom (lecturer of Vietnam Academy of Traditional Medicine), using sunscreen properly needs to meet the following criteria:
1. Choose the right sunscreen
- Choose sunscreen that is suitable for your skin type to avoid irritation, clogging acne ...
- Choose sunscreen with sunscreen suitable for weather conditions and sun exposure.Do not choose sunscreen with too high sunscreen SPF> 60, unless the skin is too sensitive to light or at noon, it must be exposed directly to the sun for a long time.
- Should choose sunscreen against both UVA and UVB rays, on the product with broad spectrum or full spectrum or PA+.
- Choose a reputable cosmetic company, genuine imported products with certified stamps.
2. Use the right sunscreen I have chosen
- Use sufficient amount of sunscreen.If used, the skin does not have the optimal protection effect, too much will waste, and cause sticking on the skin, prone to acne.Apply about 2mg/cm2 or estimate in 1 coin or 6 corn seeds for the face is sufficient.
- Use sunscreen 15-20 minutes before exposure to sunlight and every 2-3 hours must apply sunscreen.
- Use sunscreen after applying skin care products and before makeup (if any).
- Use sunscreen daily even in the shady sky or sitting in a room with blue light.
- Makeup must be removing sunscreen because cleanser cannot clean sunscreen.