Background: There has been no report of the vitamin D status of the professional athletes
from Iran to date. This study was performed to evaluate the efficacy of weekly vitamin D …

Introduction Recent studies have shown that vitamin-D intake can improve skeletal muscle
function and strength in frail vitamin-D insufficient individuals. We investigated whether …

To investigate the effects of resistance training and epicatechin supplementation on muscle
strength, follistatin, and myostatin in older adults with sarcopenia, a total of 62 males with …

Background Due to the important role of follistatin (FLST), myostatin (MSTN) and growth
differentiation factor 11 (GDF11) in muscle mass regulation; alterations in the FLST to MSTN …

Objectives To investigate the effects of vitamin D supplementation on muscle strength in
healthy individuals. Design A systematic review with meta-analysis. Methods In October …

Background Vitamin D may play a role in skeletal muscle because of the discovery of VDR
in skeletal muscle. However, vitamin D deficiency is a global problem, including athletes …

BACKGROUND & AIMS: The impact of vitamin D supplementation in overweight and obese
adults during resistance training on body composition, muscle function, and glucose …

Background Lifestyle therapy with resistance training is a potent measure to counteract age‐
related loss in muscle strength and mass. Unfortunately, many individuals fail to respond in …

Background Vitamin D contributes to the optimal functioning of muscles. This study was
designed to determine the modulating effect of vitamin D supplementation on the degree of …

The COVID-19 pandemic and subsequent self-isolation exacerbated the problem of
insufficient amounts of physical activity and its consequences. At the same time, this …