Looking for ways to stay healthy as cold and flu season approaches? Chinese herbal medicine offers a powerful solution called Jade Windscreen or Yu Ping Feng San. DAO Co-Founder and CEO John G. McGarvey explains more. #vitamincAncientboostimmunitychinesemedicineherbsimmune systemIMMUNITYimmunitysupportSupportvideoVITAMINvitamin immunityvlogYouTubeRelated Posts Childhood flu infection leaves lasting immune imprint April 17, 2026 Polarized Immune Cells Inhibit Treatment Efficacy in Pancreatic Cancer April 17, 2026 A single sauna session boosts immune cells within minutes April 17, 2026 First-Ever Human Trial Trains Immune System to Accept Donor Livers April 17, 2026 Stem Cell Editing Programs the Immune System to Make Own Therapeutic Proteins April 17, 2026 Scientists supercharge immune cells to destroy cancer more effectively April 17, 2026