Background Excessive exposure of the skin to UV radiation (UVR) triggers a remodeling of
the immune system and leads to the photoaging state which is reminiscent of chronological …

Humans obtain most of their vitamin D through the exposure of skin to sunlight. The
immunoregulatory properties of vitamin D have been demonstrated in studies showing that …

Depletion of the stratospheric ozone layer has led to increased solar UV-B radiation (280–
315 nm) at the surface of the Earth. This change is likely to have had an impact on human …

UV-based phototherapy (including psoralen plus UVA (PUVA), UVB and UVA1) has a long,
successful history in the management of numerous cutaneous disorders. Photoresponsive …

The link between chronic sun exposure of human skin and harmful clinical consequences
such as photo-aging and skin cancers is now indisputable. These effects are mostly due to …

This review focuses primarily on the beneficial effects for human health of exposure to
ultraviolet radiation (UVR). UVR stimulates anti-inflammatory and immunosuppressive …

Ultraviolet radiation (UVR) is part of the electromagnetic spectrum emitted naturally from the
sun or from artificial sources such as tanning devices. Acute skin reactions induced by UVR …

Although the exact cause of multiple sclerosis (MS) is unknown, a number of genetic and
environmental factors are thought to influence MS susceptibility. One potential …

The seasonality of infectious disease outbreaks suggests that environmental conditions
have a significant effect on disease risk. One of the major environmental factors that can …

Background Although risk factors for diffuse large B-cell lymphoma (DLBCL) have been
suggested, their independent effects, modification by sex, and association with anatomical …