Brain health lifestyle

Chris Hemsworth flew to a location shoot for a National Geographic documentary, expecting to run, jump, swim, and endure. He had signed on to explore human longevity through physical challenges, the kind of content that suited a man who had spent years building one of the most recognizable physiques in cinema. What he did not …

When CNN’s Dr. Sanjay Gupta traveled deep into the Bolivian Amazon, he expected to find a community shaped by hardship. What he found instead has since become one of the more quietly startling stories in modern medical research. Deep in the tropical forests of lowland Bolivia, roughly 17,000 people known as the Tsimané live in …