As humans age, the risk and severity of infections vary in line with immune competence
according to how the immune system develops, matures, and declines. Several factors …

Background: Cardiovascular disease (CVD) risk factors are associated with low serum 25
hydroxyvitamin D (25 (OH) D) concentrations in observational studies; however, clinical trial …

Background As effective medication to treat COVID-19 is currently unavailable, preventive
remedies may be particularly important. Objective To examine the relationship between …

The novel Coronavirus disease 2019 (COVID-19) caused by severe acute respiratory
syndrome coronavirus type 2 (SARS-CoV-2) is a global health concern. Vitamin D (VITD) …

Background Due to immunomodulatory properties, vitamin D status has been implicated in
several diseases beyond the skeletal disorders. There is evidence that its deficiency …

Nutrigenomics attempts to characterize and integrate the relation between dietary molecules
and gene expression on a genome-wide level. One of the biologically active nutritional …

Vitamin D is a steroid hormone with potent immune-modulating properties. It has been
shown to stimulate innate immunity and induce immune tolerance. Extensive research …

Colorectal cancer (CRC) is the neoplasia that is most frequently associated with vitamin D
deficiency in epidemiological and observational studies in terms of incidence and mortality …

The hygiene hypothesis postulates that higher levels of cleanliness and improper exposure
to microorganisms early in childhood could disturb the intestinal microbiome resulting in …

The syndrome of periodic fever, aphthous stomatitis, pharyngitis and cervical adenitis
(PFAPA syndrome) is the most common cause of periodic fever in childhood. The current …