Renin-angiotensin-aldosterone system (RAAS) is a vital system of human body, as it
maintains plasma sodium concentration, arterial blood pressure and extracellular volume …

Reactive oxygen species (ROS) and reactive nitrogen species (RNS) play a key role in the
regulation of the physiological and pathological signaling within the vasculature. In …

Infections of the respiratory tract are more frequent in the winter months and especially in the
northern latitudes than they are in summer [1]. This obviously also applies to the COVID-19 …

Vitamin D deficiency is a worldwide public health problem. Vitamin D deficiency plays key
role in the pathophysiology of risk factors of metabolic syndrome which affect cardiovascular …

The seminal discoveries that parathyroid hormone (PTH) and fibroblast growth factor 23
(FGF23) are major endocrine regulators of vitamin D metabolism led to a significant …

Background: Kidney disease is a serious problem that adversely affects human health, but
critical knowledge is lacking on how to effectively treat established chronic kidney disease …

Acute respiratory tract infections (ARTIs) are one of the main reasons that the pediatric
population goes to the doctor. The connection between ARTI and vitamin D (VD) is currently …

Background Low vitamin D status has been associated with increased risk of cardiovascular
disease. Atrial fibrillation (AF) is the most common cardiac arrhythmia. We evaluated the …

Hypertension (HTN) or high blood pressure is one of the most chronic and deadliest
disorders in the world. There are many risk factors responsible for HTN which include age …

Vitamin D deficiency has been indicated as a pandemic emerging public health problem. In
addition to the well-known role on calcium-phosphorus homeostasis in the bone, vitamin D …