Uva And Uvb Light Difference

Uva damages your skin resulting in a tan.

Uva and uvb light difference. Category c is the shortest wavelength of uv radiation making it most powerful and potentially damaging type of uv light. Uva radiation makes up 95 of the all the uv rays that make it to the earth s surface. Traditional chemical sunscreen products have been more successful at blocking uvb rays than uva rays. There are approximately 500 times more uva rays in sunlight than uvb rays.

It is the primary radiation used in tanning beds. Both uva and uvb rays can damage your skin just in different ways. Uva penetrates deep into our skin and can even pass through glass. What is uva radiation.

Uv light particularly uva damages collagen fibers of the skin there by contributing to the speedy aging of the skin. It causes almost all forms of skin aging including wrinkles. The sun emits two types of rays that reach earth and affect your skin. Uva being the most prevalent and with a longer wavelength can penetrate the skin deeply but although that is the case its effects are less devastating compared to those caused by uvb light.

We explain how they differ and how sunscreen actives work to protect skin from visible effects of aging and more. Most solar uv b rays are filtered by the atmosphere meaning that only about 5 can actually reach earth.