Background SARS‐CoV‐2 coronavirus infection ranges from asymptomatic through to fatal
COVID‐19 characterized by a 'cytokine storm'and lung failure. Vitamin D deficiency has …

Abstract The coronavirus disease 2019 (COVID-19) pandemic has led to a declaration of a
Public Health Emergency of International Concern by the World Health Organization. As of …

Objectives To assess the overall effect of vitamin D supplementation on risk of acute
respiratory tract infection, and to identify factors modifying this effect. Design Systematic …

Irritable bowel syndrome (IBS) is the most common functional bowel disorder worldwide and
is associated with visceral hypersensitivity, gut motility, immunomodulation, gut microbiota …

Randomised trials reported up to Dec 31, 2012, did not confirm that vitamin D
supplementation could protect from non-skeletal health conditions affecting adults, as was …

Vitamin D has been reported to influence physiological systems that extend far beyond its
established functions in calcium and bone homeostasis. Prominent amongst these are the …

Background: Randomised controlled trials (RCTs) exploring the potential of vitamin D to
prevent acute respiratory infections have yielded mixed results. Individual participant data …

Chronic low-grade inflammation accompanies obesity and its related chronic conditions.
Both peripheral blood mononuclear cells (PBMCs) and cell lines have been used to study …

Vitamin D, referring to the two forms, D2 from the diet and D3 primarily derived from
phototransformation in the skin, is a prohormone important in human health. The most …

In addition to its role in calcium homeostasis and bone formation, a modulatory role of the
active form of vitamin D on cells of the immune system, particularly T lymphocytes, has been …