To protect against damage from the sun's rays, it is important to avoid the sun between 10 a.m. and 4 p.m., when the sun's rays are strongest; to wear ...

Healthline's picks of the best sunscreens for dark skin Black Girl Sunscreen. ... EltaMD UV Clear Broad-Spectrum SPF 46 Facial Sunscreen. ... ...

Here's another way to think about all this: As a general rule, SPF 15 protects you against 93 percent of UVB rays, SPF 30 blocks 97 percent, and SPF 50 blocks ...

Both UVA and UVB rays are capable of damaging your skin. UVA rays can penetrate your skin more deeply and cause your skin cells to age prematurely. ... The ...