Choose the right kind of SPF
SPF is the measurement limit the number of hours of work on average of a product with international norms is 1 SPF = 15 minutes. This is the period of maximum protection of sunscreen products if you apply the right thickness 0, 2 mm cream on the skin.
On the advice of the experts, we should use a Sunscreen SPF 15 daily type. This is the SPF ingredient just enough to help you protect the skin from the Sun. However, when go away or are in addition to more than 1 hour, we should select the type of SPF 30 or higher.
DAB cream 30 minutes before leaving home
This is one of the most important guidelines when using sunscreen. The lotion just before going outside will cause the protection component of the cream can not penetrate into the skin, so it's not effective.
About the time of 30 minutes is just enough to sunscreen can work. This is also recommended by the manufacturer, therefore, please apply sunscreen before going outside for 30 minutes.
Use sunscreen even on non-sunshine
Not just on the sunny day, but in the days of cool, the harmful UV rays can still influence directly to our skin. Thus, even during the day without sunshine, you still should use sunscreen every time out.
In particular, the possibility that we may suffer skin damage due to the impact of the Sun is very high. So, you need the utmost attention to the issue of protecting the skin when outdoors!
Use just enough cream quantities
Most of the parts on the body we all need to use sunscreen when exposed to the Sun. However, you often forget some parts such as ears, neck, feet ...
In particular, the amount of cream used for each also need enough to protect us from the harmful effects of the Sun. According to the experts, we should use about 30-31ml sunscreen every time to get the best protection. However, you can also rely on SPF level and an area of skin need lotion to consider!
Lotion back after 2 hours
This is one of the most important guidelines when using sunscreen. The lotion just before going outside will cause the protection component of the cream can not penetrate into the skin, so it's not effective.
About the time of 30 minutes is just enough to sunscreen can work. This is also recommended by the manufacturer, therefore, please apply sunscreen before going outside for 30 minutes.
Sunscreen cannot protect us throughout the day. When in contact with the outside, sweat or activities such as exercise, swimming ... will cause the amount of sunscreen on skin fades away. So, if you are in the outdoors just after 2 hours, we should DAB back to sunscreen.
Note When using sunscreen
Don't leave the series too much about sunscreen
In theory, the cream can protect the skin from being burned (the first sign is feeling hot skin). However, because of not seeing you skin hot to the UV rays penetrate the skin's defence, go straight to the DermIS and damaged DNA, speed up aging and help the cancer as easy to grow.
In addition, the UVA and UVB rays also cause colds. The long term implications of this rays will weaken the immune system, making the body fend off poorly with some strains of the virus. The herpes disease virus causes herpes or Herpes Zoster leo such, very easy relaunch under the Sun.
Use sunscreen for both hair
The hair is also very sensitive to UV rays. Strong sunshine will make hair brittle, opaque, broken, hard brush. So hats when out on the street and use some ice cream, shampoo the hair spray with SPF 20-35.
Note When using sunscreen to the skin disease
There are skin problems like acne, allergies, of lightening ... can still use sunscreen but must necessarily have the advice of a doctor specialized in dermatology.
With many acne skin should use spray tanning products to clear skin, does not clog pores. If strongly stain human skin, Melasma should use sunscreen having SPF higher index.
With sensitive skin, the appropriate product is sunscreen does not contain preservatives and aromatic oils.=