Re:Factors associated with Covid-19 deaths in records of 17M...
by Zach_the_Lizard on Saturday May 16, 2020 @08:35AM
(#23202895)
There is some evidence that vitamin D deficiency is associated with prostate cancer: https://clincancerres.aacrjournals.org/content/20/9/2289.abs...
There are a number of other studies on this. From what little I've read, if the effect is real,it seems the it is relatively weak, but still worth doing.
The last thing in the world a cancer patient needs is well nourished cancer cells, most grow and reproduce quickly.