In his new book, the oncologist and health policy expert discusses longevity, and how to best differentiate valid and effective health and wellness advice from "the speculative, deceptive, and just plain stupid."

In an age where you can compare your Christmas photos to those of millions of others, the efforts parents undertake to make a memorable – and Instagrammable – holiday season are more intense than ever. And in many families, the majority of those efforts fall on the shoulders of overburdened moms.

Ariel and his brother David, who were some of the longest-held living Israeli hostages taken by Hamas on October 7, have begun a Fuente Latina media tour this month. Ariel Cunio planned his escape every day while in Hamas captivity, the former hostage said in his first official statement to the media on Thursday.