Q&A with Leyla, Part 2: Shaky Hands

Study: Researchers discover how cells from tumors remain dormant for years before metastasis occurs; My parents insist I get the booster shot before visiting them in 2022. What are the potential risks for me?; My friend has shaky hands since his 20s, is now 75 and still, his hands shake. What do you recommend? Click HERE for part 1.