More than 80% of hospital patients with Covid-19 lack vitamin D, which is among vitamins linked to fewer respiratory complaints, studies have found. Scientists have warned that vitamin D deficiency in ‘high-risk individuals’ should be identified and treated. New research published by the University of Cantabria last week found that 82.2% of 216 coronavirus patients … Continue reading More than 80% of hospitalised Covid patients have vitamin D deficiency, study suggests