What is vitamin D What are Sources of Vitamin D How Vitamin D works Does Vitamin D boosts Immune System Does Vitamin D protect against COVID-19 How much vitamin D should you take a day Check the video to know…
In conclusion, we found significant relationships between vitamin D levels and the number COVID–19 cases and especially the mortality caused by this infection. The most vulnerable group of population for COVID–19 is also the one that has the most deficit…