Date: 2015-10-01 14:11:53.0
UVA1,UVA2 and UVB from the sun penetrate the atmosphere. The UV ray can stimulate melanin production. Thus, it cause uneven skin tone, dark spots and sunburn. UV ray can destroy collagen. It plays an important role in conditions such as premature skin aging and skin cancers. UVA rays are the large amount of the UV radiation and penetrates the skin more deeply. Some traditional sunscreen products couldn’t protect UVA rays which account for most of the UV radiation reaching the Earth's surface and penetrates the skin more deeply than UVB.
If you sweat profusely or get wet, wash or touch your face, the sunscreen applied in the morning is insufficient amount. It is less effective. Thus, the sunscreen applied in the morning is not enough for all day skin protection. Shall you rely on the sunscreen applied in the morning?
|
|
|