Up to Date | Nanoparticle toothbrushes and a promising Alzheimer's drug

This week: new research into using nanoparticles and programmable magnets to clean your teeth; a potentially breakthrough study on a drug for Alzheimer's disease featuring the first positive trial ever for a disease of aging; recapping NASA’s recent Double Asteroid Redirection Test mission; and a look into how much control you actually have over what Youtube decides to show you. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.