Light at Night Might Be a Cancer Risk
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By Ed Edelson, HealthDay Reporter    HealthDayNews -- Could electric light pose a cancer threat?    It might seem like the wildest of paranoid beliefs, but a growing number of scientists suspect it might be true. The reason: Turning on the lights after dark may affect a small number of "clock genes" that play a major role in controlling how cells live, die and function, these researchers suggest...
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TUESDAY, Feb. 1 (HealthDayNews) -- In a perplexing finding, a new study suggests that exposure to sunlight may help people with melanoma live longer.
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NEW YORK  - At last, some positive health effects of sitting in the sun! Physicians have found that recreational sun exposure is apparently associated with reduced risk for cancers of the lymph system, or malignant lymphomas, German researchers report in the International Journal of Cancer.
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The switch to energy-saving light bulbs may put thousands at risk of painful skin reactions, health charities warn.
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NEW YORK  - Sun exposure apparently has a protective effect against the development non-Hodgkin&#39;s lymphoma (NHL), a blood cancer, Australian researchers report.
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NEW YORK  - Recreational sun exposure could help prevent a type of blood cancer involving the lymph nodes called non-Hodgkin's lymphoma (NHL), according to pooled data from 10 studies.
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The observance of Breast Cancer Month this October continues to bring hope to thousands of patients. Medical findings have unearthed risk factors and symptoms that would aid early cancer detection.
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Women who live in neighborhoods with large amounts of nighttime illumination are more likely to get breast cancer than those who live in areas where nocturnal darkness prevails, according to an unusual study that overlaid satellite images of Earth onto cancer registries.
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New study findings suggest that  a preference for nighttime over daytime activities may be  associated with antisocial behavior in adolescences, even in  children as young as 8 years old.
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MONDAY, Dec. 17 (HealthDay News) -- Something as common and available as sunlight may help prevent some lung cancers, researchers say.
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Pregnant women who regularly work the night shift may have an increased risk of a miscarriage late in pregnancy or a stillbirth, a new study suggests.
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Being obese or even overweight may increase a person's risk of developing up to a dozen different types of cancer, European researchers report in a new study.
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Cancer is less common in adolescents and young adults than in older people. But in some ways it is more alarming.
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A little more sunshine might help you live longer, according to a study published on Monday suggesting that for some people health benefits from the sun outweigh the risk of skin cancer.
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European Union experts warned Thursday sunbeds and tanning lamps may increase the risk of skin cancer, and advised against their use by children and other people at high risk.
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Sunshine might stop certain cancers from growing, including skin cancers, researchers believe.
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White marathon runners seem to face an increased risk of skin cancer because of long sun exposure, Austrian researchers report.