For centuries, across vast swathes of Asia, Africa, and the Middle East, people have turned not to plastic and nylon for oral hygiene, but to a simple, frayed twig from the Salvadora persica tree. Known as miswak (or siwak, sewak), this “chewing stick” is more than a tool—it’s a tradition steeped in culture, religion, and natural medicine. Touted for … Continue reading Chewing Stick vs. Toothbrush: What Science Says About Gum Health