I wish more people here thought about the fact that vitamin D deficiency is caused by the same illnesses that Covid-19 is comorbid with. It could still be the v

I wish more people here thought about the fact that vitamin D deficiency is caused by the same illnesses that Covid-19 is comorbid with. It could still be the vitamin D, but then again, it could be the hypertension, diabetes and ace2 receptors.