Many thought when the weather is overcast during the day, safe for the skin without using sunscreen. Because when the air is cloudy in the afternoon, the sun will not damage the skin. But in any situation, at noon, you should wear sunscreen. There are some interesting facts of the sunscreen you need to know.
A good sunscreen should be able to protect you from skin damage, aging skin and prevention of skin cancer which is dangerous. This is especially important when you will be doing the activity in the sun. Some things may not be important to note that the maximum you can use sunscreen.
Additional materials that Deplete the Sunscreen
In sunscreens, oxybenzone and sometimes added material that serves ocyinoxate counteracting the effects of sunlight. But apparently, these materials can cause skin irritation and interfere with hormones in the body. Other Ingredients Retinyl Palmitate is usually added, which is another form of vitamin A. Negative effects of this content is that it can cause abnormal skin tissue.
No Sunscreen Protects from UVA
SPF 15 or SPF 30 - you may often see this label when purchasing sunscreen. The figure shows its ability to protect from UVB rays which can cause sunburn. Sunlight itself is made up of UVA and UVB. UVA rays that often can not be protected with sunscreen use. Deleterious effects of UVA is able to cause aging of the skin and skin cancer. To get protection from UVA, choose a sunscreen that contains titanium dioxide, zinc oxide and avobenzone.
meaning of SPF
Sunscreen labeled SPF 30 (Sun Protection Factor) does not mean that will protect your 2-fold than the use of SPF 15. Likewise with sunscreen labeled SPF 50 or SPF 100. The fact is that number is the ability to filter out UVB sunscreens. SPF 15 can filter out 93% of UVB, SPF 30 filters out 97%, SPF 50 filters out 98%, and SPF 100 to 99%. The difference is less than 2 times the SPF labels are written. Choose the proper use is dependent on your skin type. If normal skin can use an SPF of 30 while the skin is sensitive can pick a sunscreen with a higher SPF.
Expired Sunscreen
Although the expiration date of your sunscreen has not yet arrived. Not necessarily sunscreen is still safe to use. The average period until the expiration of sunscreen is for 3 years, but that if you store it properly. Sunscreen should be stored at cool temperatures. Let sunburnt while you're at the beach or pool can cause the sunscreen to be damaged. Include it in the bag can protect sunscreen.
Natural Sunscreen
Tomatoes, guava, grapes and watermelon is a fruit that good for the skin because the content of lycopene. Cooked tomatoes will produce higher levels of lycopene. Substance lycopene can function as a natural sunscreen from the body. Consume can help the skin withstand the adverse effects of UVA and UVB. However, the protection of a sunscreen that protects from the outside is still needed when you do the activity in the sun.
How to Use Sunscreen
When you use a sunscreen does not mean you have fully protected. This does not mean you can bask for long in the sun for the use of sunscreen. These facts can help you to choose an appropriate sunscreen.
Apply sunscreen in sufficient quantities and re-applied every 2 hours or when the body perspires profusely or if you have been out of the water at the beach or pool. Water and sweat can make a smear of sunscreen flushed from the body. To protect the body more secure, able to wear protective clothing, hats and wide as possible to avoid activities under the blazing-hot sun during the day.
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