Study number 10 million and 1 on the importance of the hormone vitamin D in connection with long term human health…….

“Vitamin D level had a significant inverse correlation with length of hospital stay.”
“In vitamin D-deficient and -insufficient groups, there was a significant difference between survivors and nonsurvivors as regards vitamin D levels and an inverse correlation between vitamin D level and outcome of hospital admission.”
“Vitamin D deficiency and insufficiency are significantly associated with a longer hospital stay and a poor outcome of hospital admission in comparison to control.”
R.M.Botros, et al
Vitamin D Status in Hospitalized Chronically Ill Patients
Journal The American College Of Nutrition — Volume 37 #7 — 2018 — page 578