Vitamin D deficiency cycles can account for seasonal respiratory virus cycles.

According to this new study, 84.4% of #Covid_19 patients investigated had a vitamin D deficiency: https://link.springer.com/article/10.1007%2Fs00203-021-02482-5#ethics… #SARSCoV2 #VitaminD #thursdaymorning Having a sufficiently high blood vitamin D level is an excellent way to decrease the susceptibility to infections.

Vitamin D deficiency cycles can account for seasonal respiratory virus cycles. This was a huge reveal for me when I learned this. I have long been perplexed about how to account for respiratory viral seasonality. Get your Vitamin D levels tested, and take the supplements if low!