There are 2 types of Sun Rays UVA and UVB.
UVA- Ultra Violet A Ray
UVB- Ultra Violet B Ray
UVA is the most damage causing. This is the leading cause to aging. UVA causes 90% of all wrinkles. OUCH! It also causes cancer.
UVB is what causes a sunburn or tanning. However this also can cause cancer.
To protect your skin you need SPF. SPF stands for Sun Protection Factor. SPF protects against UVB rays.
Here is a guide to how much SPF you need and how often you need to apply it:
PA is UVA Protection.
PA+ is the least amount.
PA++ is the medium amount.
PA+++ is the largest amount.
When you are shopping for a Sunscreen make sure you are getting both in one sunscreen.
Also there are 2 types of sunscreen Chemical and Physical.
Chemical acts like a sponge that absorbs the sun rays here are some of the ingredients often found in these sunscreens:
Octylcrylene, Avobenzone, Octinoxate, Octisalate, Oxybenzone, Momosalate, Melioplex, 4-MBC, Mexoryl sx and xl, Tinosorb 5 and M, Uvinul T 150, and Uvinul A Plus.
Chemical sunscreens do not have a white cast and have a natural finish but can irritate sensitive skin.
Physical shields the sun rays here are some of the ingredients often found in these sunscreens:
Titanium Dioxide, Zink Oxide.
Physical sunscreens have a white cast and are recommended for sensitive skin.
xoCrystal
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