The shield from the sun

Wherever you are going on vacation, along with beach accessories in your suitcase have to be sunscreen

Various cosmetic companies offer a huge range of such vehicles. In general, all of the active ingredients are divided into two categories: having physical or chemical effect.

The former include the particles in the sun playing the role of microscopic mirrors to reflect ultraviolet light from the skin. Typically, this titanium dioxide and zinc oxide. They would not virtually cause allergies and are part of the majority of solar creams. The latter also provide chemical protection. They capture the ultraviolet rays and changes them under impact, thereby absorbing a portion of radiation energy. The skin beneath a protective layer of such agent is not exposed to irradiation.

When purchasing sunscreen, you should pay attention to the following parameters:

Degree of protection . To refer to it there is a special symbol - SPF (sun protect factor). The number printed next to this symbol indicates how many times you can increase the duration of exposure to the sun. For calculations using harmless to the body while sunbathing - 10 minutes. Generally the degree of protection cream range from 5 to 70 SPF. If you bought a cream with spf-factor of 15 units, you can stay in the sun for about two and a half hours.

For convenience, you can use a special table that makes it possible to calculate the appropriate level of sun protection you depending on your skin type and climate zone in which you decided to have a rest.

Consistency . For oily and combination skin lotions suit and a special milk in the form of a spray, especially when it comes to facial skin. For the body make better use of the cream, it is suitable for all skin types. If you have dry, easily irritated skin, the best choice - fat cream or butter.

The presence of a water-repellent effect . Many manufacturers also offer a moisture resistant protective equipment. They are marked on the label «Water Proof» and less prone to washout from the body of water and then. Water Proof marking indicates that SPF sunscreen does not decrease after 80 minutes of swimming, Water Resistance - SPF does not change after 40 minutes bathing.

Shelf life and composition . Available in a variety of means of active ingredients (emollient additives that keep moisture in the skin, antioxidants to protect the skin from oxidative stress, nutrients, vitamins, and so on. D.) - A good sign, but if you have allergies, be careful.

In order to avoid undesirable reactions before buying and using a new sunscreen, apply a small amount at the most sensitive area of ​​the skin. For example, on your wrist or elbow.

"AIF" Health ": recommends

No one, even the most advanced sunscreen will not "work" if you will not abide by the following rules:

Avoid exposure to the sun in the most aggressive clock - from 11 to 15 hours.
& gt; & gt; Sunscreens will never take effect immediately after application. It is necessary to apply them at least 15-20 minutes prior to the appearance of the sun and update every 2-3 hours and after each bath.
& gt; & gt; Before sunbathing, do not use perfume and other products containing alcohol - they reduce the effectiveness of sunscreen.

Personal opinion

Larisa Rubalskaya

Lyricist, translator

- I'm not very attentive to her, so the thought of a sunblock buy, I do not attend. On vacation I do is very simple: if there is a nearby lounger any means, I take advantage of them, of course, with the permission of the owner, but if not, then do not.

Sunscreens chose family Bocharov

  Source

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