There is no epidemic of vitamin D deficiency, experts say, yet pointless testing and treatment are rampant.
nytimes.com|By Gina Kolata
rapidly attenuates sunburn, according to the results of a randomized, double-blind, placebo-controlled pilot study of 25 healthy adults.
A review finds that vitamin D is involved in sleep and pain regulation and proposes that vitamin D supplements and good sleep hygiene may help manage pain.
A lack of vitamin D in umbilical cord tissue can result in fewer fetal blood stem cells and the potential for problems later in life.