At MD SolarSciences we are all about answers. Answers to the questions most people and their doctors have about skin safety, ways to avoid or limit sun exposure and about their sunscreen needs. Do you have questions like these?

How do sunscreens protect me from the dangers of UVR (Ultraviolet Radiation)?

What is SPF?

How is SPF determined?

What is the relation between SPF and Absorbence?

Which SPF is right for me?

What is UPF?

How is UPF determined?

Can you explain UPF and UV rays in numbers?

Which UPF is right for me?

Can a sunscreen provide total sun protection?