Melanoma Is a Disease of Office Workers
Melanoma Is a Disease of Office Workers Mercola - Dec 2018
"Interestingly, melanoma appears on body parts that don't usually see much sun but which occasionally get burned, such as men's torsos or the back of women's legs.5 In one population-based, case-controlled study, researchers found a pattern of significantly increased risk of melanoma for lesions on the trunk of individuals who reported using sunscreen to enable them to spend more time sunbathing.
"When outside, you're exposed to the full spectrum of ultraviolet (UV) rays, including UVA and UVB. UVB light is necessary for your body to produce vitamin D and often affects only the superficial layers of your skin. UVA rays, on the other hand, will penetrate deep into the dermis and may lead to premature skin aging and suppression of your immune system."
"The differentiation between UVA and UVB light is where the light waves fall on the light wavelength spectrum. One reason why office workers may be at higher risk for developing malignant melanoma is their exposure to UVA wavelengths filtered through office windows ."
See also Vitamin D Life
- US truckers die 16 years sooner (UVA-low Vitamin D, obesity, little exercise excess UVA over UVB
The articles in Skin Cancer and UV:
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Hypothesis – worldwide increase in Melanoma due to UVA – Oct 2011
Indoor Tanning Boosts Chances of Melanoma - perhaps because of UVA in some tanning beds
Hypothesis: UVA through window glass decreases vitamin D - 2009
Too much UVB: skin cancer, too little UVB: other cancers due to low vitamin D – April 2012
UVA causes skin cancer, perhaps UVB (Vitamin D) prevents skin cancer – Jan 2017
Melanoma is 44 percent LESS LIKELY if get sun on the job – Nov 2013