Dr Newman shares some points on how exactly vitamin D influences our immune system.

Dr Newman shares some points on how exactly vitamin D influences our immune system -namely the activation of our killer t-cells (which are responsible for fighting pathogens). So make sure you are keeping up-to-date with your supplements during this winter period! Info was taken from the following source: von Essen et al. Vitamin D controls T cell antigen receptor signaling and activation of human T cells. Nature Immunology, 2010; DOI: 10.1038/ni.1851