Vitamin D synthesis by exposure of skin to solar ultraviolet radiation (UVR) provides the
majority of this hormone that is essential for bone development and maintenance but may be …

Abstract Background Vitamin D deficiency (VDD) has been hypothesized not only to be
common but also to represent a potentially modifiable risk factor for greater illness severity …

The role of vitamin D in curtailing the development of obesity and comorbidities such as the
metabolic syndrome (MetS) and type 2 diabetes has received much attention recently …

Due to the implementation of the Montreal Protocol, which has limited, and is now probably
reversing, the depletion of the stratospheric ozone layer, only modest increases in solar UV …

Abstract The Quantitative Assessment of Solar UV [ultraviolet] Exposure for Vitamin D
Synthesis in Australian Adults (AusD) Study aimed to better define the relationship between …

Psoriasis and psoriatic arthritis are multifactorial chronic disorders whose etiopathogenesis
essentially derives from the alteration of several signalling pathways and the co‐occurrence …

Objective Previous studies assessing seasonal variation of relapse onset in multiple
sclerosis have had conflicting results. Small relapse numbers, differing diagnostic criteria …

Background & Aims The epidemiology of autoimmune liver disease (AILD) is challenging to
study because of the diseases' rarity and because of cohort selection bias. Increased …

The immunomodulatory and metabolic effects of vitamin D receptor (VDR) activation have
been considered beneficial in mitigating the susceptibility and severity of COVID-19 …

Objectives Vitamin D deficiency and Chronic Obstructive Pulmonary Disease (COPD) are
both under‐recognized health problems, world‐wide. Although Vitamin D has long been …