In the "DO-HEALTH" randomized clinical trial with 2,157 relatively healthy participants aged 70 plus, supplementation with daily high-dose vitamin D3 plus omega-3s, combined with a simple home exercise program (SHEP), showed no significant improvement in systolic or diastolic blood pressure, nonvertebral fractures, physical performance, infection rate, or cognition jamanetwork.com/journals/ja...
In a 3 year follow-up, however, there was a significant cumulative reduction in the risk of developing an invasive cancer frontiersin.org/articles/10...