LEVELS – A Whole New Level

Aging science has gotten much better at describing who appears to be aging faster or slower. What medicine still lacks is a reliable feedback loop: a way to tell whether something we do is actually changing the biology that drives age-related disease.Dr. Nir Barzilai argues that ...  Show more

Medical AI is already getting good at doing things doctors do. Dr. Ziad Obermeyer thinks the bigger opportunity is using AI to discover things medicine doesn’t yet know.His work shows both sides of that future: algorithms can amplify bad assumptions when trained on the wrong targ ...  Show more

Why do we crave some foods the more often we eat them? Are we addicted?Dr. Dana Small’s research suggests that food craving reaches far beyond taste or willpower, and that “addiction” isn’t a helpful descriptor. Every time we eat, unconscious signals from the body teach the brain ...  Show more

Twenty-five years ago, sequencing the human genome seemed poised to usher in an era of personalized medicine. Dr. Euan Ashley helped turn that promise into an actual clinical experiment, leading one of the first efforts to interpret an entire human genome in the context of a real ...  Show more

Is intermittent fasting biohacker wellness hype or legit health intervention? Some studies show real benefits, others find nothing, and the occasional headline calls it bad for your heart.Dr. Courtney Peterson has spent nearly two decades running some of the field's most tightly ...  Show more