The sun affects your skin aggressively. The aging of your skin is, in fact, affected by UV rays in 70%. In order to preserve your youth, beauty and health, it is better to avoid sun tanning. When staying in warmer sunny climates, you should protect your skin from direct sunlight with clothes and skin products, especially if you are light skinned. You can learn more about differences between UVA and UVB rays as well as SPF and PA index in our blog.