Professor Roger Seheult, MD, explains the important role Vitamin D may have in the prevention and treatment of viruses, including COVID-19. Head to https://boncharge.com/primalpodcast for a 15% discount with code PRIMAL15. Dr. Seheult's Protocols Increase Vitamin D: https://www.theprimal.com/lab/increase-vitamin-d-fix-viruses-inflammation-naturally Dr. Seheult explains how Vitamin D works, summarizes the best available data and clinical trials on vitamin D, and discusses vitamin D dosage recommendations. Roger Seheult, MD is Co-Founder of MedCram and an Associate Professor at the University of California, Riverside School of Medicine and Assistant Prof. at Loma Linda University School of Medicine. He is Quadruple Board Certified: Internal Medicine, Pulmonary Disease, Critical Care, & Sleep Medicine.