Sunscreens prevent skin cancer. Some epidemiologic data suggest low levels of vitamin D may increase susceptibility to internal cancer as well as infection, hypertension and autoimmune disorders. Since the sun stimulates production of vitamin D precursors in the skin while sunscreens reduce production it is speculated some of us could be vitamin D deficient and thus at risk for these […]

By Neil Alan Fenske, M.D.   As a dermatologist I routinely talk about the importance of wearing sunscreen to help prevent skin cancer.Some epidemiological studies indicate that low levels of vitamin D may increase susceptibility to certain cancers as well as infection, hypertension and autoimmune disorders, including rheumatoid arthritis. Sunlight stimulates the body to produce vitamin D. Since sunscreen reduces the […]