How to choose your sunscreen based on your skin type and how many times should you apply it per day?

After the arrival of summer THE temperatures have increased which will remain the case in the coming weeks, since it was even predicted that, during this season, temperatures would exceed 40°C in the center and south of the country, which is why people must protect their skin.

However, the Public Health Institute (FAI) indicates that people They not only need to be protected against high temperatures but they have to do it all year long “because solar radiation can cause problems such as Burns spots, aging, eye damage and even skin cancer “.

Furthermore, the entity declares that, because no blocker protects 100% from solar radiation, other protective measures must be taken, such as limit time exposed to the sun during the hours when the radiation is the highest, that is to say between the 10:00 a.m. to 3:00 p.m.

However, just like wearing sunglasses, people should pay attention to different details at the time of the Buy sunscreen suitable for your skin.

Due to the large and diverse number of blockers for sale, this can be complicated choose which one to buy.

For this reason, the dermatologist Agustina Fernández told La Tercera that the most important thing when buying sunscreen is that it has spread the spectrum therefore, “must protect against UVB and UVA rays » and if you have filters for visible and blue light It will be even better.

Additionally, it adds that “the recommended sun protection factor (SPF) should be greater than 30, ideally 50 ″. The above because the coverage offered after that number is minimal, so “it’s not worth being at 100.”

Moreover, the dermatologist Carla Muñoz Olate explains to La Tercera that it is also recommended that the blocker has photostability and either water or sweat resistant.

If people don’t use proper sunscreen, they can short term Dutysunburn . Later, as time progresses, it is possible that wrinkles, sagging or spots, as well as the risk of develop skin cancer Munoz said.

Fernández points out that the above happens because “modify collagen and elastin fibers “. In addition, he mentions that other skin pathologies can also worsened by exposure to the sun, as the rosacea and pigmentary disorders.

For these reasons, the dermatologist must add sunscreen used daily because the UVA rays are present all year round they pass through glass, clouds and skin and are the ones that produce the most harmful long-term effects.

Regardless of the format in which the sunscreen is purchased, whether in cream, spray or stick, it will provide the same quality underlines Muñoz, who indicates that these different models aim to facilitate the application daily of these.

Therefore, the dermatologist suggests choosing the following formats, depending on skin type:

• Creams are ideal for dry skin.
• Gel for combination and oily skin.
• Oil control or dry touch for oily and acne-prone skin.
• Bar for specific areas.
• Spray larger areas.

Muñoz mentions that the blocker must Apply to all areas exposed to the sun, in addition to commenting that the suggested amount is “2 milligrams per square centimeter “, Thus, a thin visible layer throughout the area so that it is absorbed when spread.

A +50 sunscreen must be applied every two hours, because, after this time, the filters begin to “degrade and lose coverage “, says Fernández.

In addition, the doctor expresses that the ideal is for people to use it 30 minutes before exposing yourself to the sun, In addition to recommending an annual dermatological consultation so that people take care of their skin and can detect any type of disease.