Introduction: All epidemiological studies suggest that vitamin D deficiency is prevalent
among the Polish general population. Since vitamin D deficiency was shown to be among …

Abstract Purpose of Review Obesity is a chronic disease, a major public health problem due
to its association with non-communicable diseases and all-cause mortality. Indeed, people …

Recent evidence revealed extra skeleton activity of vitamin D, including prevention from
cardiometabolic diseases and cancer development as well as anti-inflammatory properties …

Numerous studies have shown that vitamin D deficiency is very common in modern societies
and is perceived as an important risk factor in the development of insulin resistance and …

The aim of this study is to determine the relationships of vitamin D with diabetes, insulin
resistance obesity, and metabolic syndrome. Intra cellular vitamin D receptors and the 1-α …

Although observational studies of health outcomes generally suggest beneficial effects with,
or following, higher serum 25-hydroxyvitamin D [25 (OH) D] concentrations, randomized …

Coronavirus disease 2019 (COVID-19) has quickly become a global pandemic. Reports
from different parts of the world indicate that a significant proportion of people who have …

The aim of this study is to determine and critically evaluate the plausible relationships of
vitamin D with extra-skeletal tissues in humans. Severe vitamin D deficiency results in rickets …

Recent research activities have provided new insights in vitamin D metabolism in various
conditions. Furthermore, substantial progress has been made in the analysis of vitamin D …

Background Vitamin D deficiency has been associated with type 1 diabetes in observational
studies, but evidence from randomized controlled trials (RCTs) is lacking. The aim of this …