The sun emits three types of ultraviolet radiation: UVA, UVB, and UVC rays. UVA rays are what tan (and age) your skin. They ...

Excessive exposure to ultraviolet (UV) radiation from the sun is a well-established risk factor for skin cancer. There are three main types of UV radiation: UVA, UVB, and UVC. While the Earth’s ...

I see warnings about certain days being high ultraviolet (UV) days. Are they talking about UVA or UVB, and which one gives you a tan? -- S.K. ANSWER: You’re not going to like my answer ...

Beyond the cancer risk, most of the skin changes we see as we get older don’t come from the aging process but from the sun’s ...

Both ultraviolet A (UVA) and ultraviolet B (UVB) light have documented efficacy for treating MF (Abe, Ohnishi, Kan, & Ishikawa, 2003; Herrmann et al., 1995; Querfeld et al., 2005) and response is ...

* Most UVA blacklights come in fluorescent form. A small amount of mercury added to the tube emits photons in the UV range, but a special coating makes it visible again. Enough light still gets ...

The star system tells you the percentage of UVA radiation that is absorbed by the sunscreen in comparison to how much UVB is absorbed. Ultraviolet A and B refer to different wavelengths of ...

UVA and UVB rays are part of the electromagnetic spectrum of ultraviolet light. UVA and UVB both can lead to skin cancer. Ashley Curtis MD, Dermatologist cont While UVA rays are mainly associated ...

I see warnings about certain days being high ultraviolet (UV) days. Are they talking about UVA or UVB, and which one gives you a tan? — S.K. Dear S.K.: You’re not going to like my answer ...

I see warnings about certain days being high ultraviolet (UV) days. Are they talking about UVA or UVB, and which one gives you a tan? — S.K. ANSWER: You’re not going to like my answer ...