Posts Tagged ‘Skin Pigmentation’

Vitamin D levels have different effects in blacks and whites

Vitamin D is quickly becoming the “go-to” remedy for treating a wide range of illnesses, from osteoporosis to atherosclerosis. However, new evidence from a Wake Forest University School of Medicine study suggests that supplementing vitamin D in those with low levels may have different effects based on patient race and, in black individuals, the supplement could actually do harm.

The study is the first to show a positive relationship between calcified plaque in large arteries, a measure of atherosclerosis or “hardening of the arteries,” and circulating vitamin D levels in black patients.

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Human genetic variation

Human genetic variation is the natural variation in gene frequencies observed between the genomes of individuals or groups of humans. Variation can be measured at both the individual level (differences between individual people) and at the population level, i.e.

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Vitiligo

Vitiligo

Young woman with Vitiligo

Vitiligo or leukoderma is a chronic skin disease that causes loss of pigment, resulting in irregular pale patches of skin.

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