Treating vitamin D deficiency 'might have beneficial effects'
                                
                                
                                    (Newser) -
                                    The results of a new study on COVID-19 patients may have you seeking the sun. Researchers in Santander, Spain, examined 197 patients admitted to hospital for coronavirus treatment between March 10 and March 31, and found 82% had vitamin D deficiency. Comparatively, just 47% had the same deficiency in a...