VIDEO: How VITAL are Vitamin D and Omega-3s for Cardiometabolic Health? (Grand Rounds) Posted On: August 25th, 2021JoAnn E. Manson, MD, MPH, DPH (BWH) Share This Post: Watch the August 3rd, 2021 Osher Integrative Medicine Grand Rounds (Research), with Dr. JoAnn Manson on the VITAL study. Watch video here.