Malnutrition in older adults has been recognised as a challenging health concern
associated with not only increased mortality and morbidity, but also with physical decline …

Vitamin D, best known for its role in skeletal health, has emerged as a key regulator of innate
immune responses to microbial threat. In immune cells such as macrophages, expression of …

The COVID-19 pandemic is an extraordinary global emergency that has led to the
implementation of unprecedented measures in order to stem the spread of the infection …

COVID-19 has different clinical stages, and effective therapy depends on the location and
extent of the infection. The purpose of this review is to provide a background for …

Vitamin D deficiency co-exists in patients with COVID-19. At this time, dark skin color,
increased age, the presence of pre-existing illnesses and vitamin D deficiency are features …

Old individuals are more susceptible to various infections due to immunological changes
that occur during the aging process. These changes named collectively as …

As the world's attention has been riveted upon the growing COVID-19 pandemic, many
researchers have written brief reports supporting the hypothesis that vitamin D deficiency is …

In times of health crisis, including the current COVID‐19 pandemic, the potential benefit of
botanical drugs and supplements emerges as a focus of attention, although controversial …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has caused the recent
outbreak of coronavirus 2019 (COVID-19). Although nearly two decades have passed since …

Background Vitamin D might have beneficial potential in influencing the natural history of the
coronavirus disease 2019 (COVID-19) due to its immunomodulatory and anti-inflammatory …