*Excerpts from my book Reversing Time: My Journey to a Younger Self By the 1960s, increasing evidence was linking dietary sugar to the rise in heart disease. For food companies depending on sugar, this posed an existential threat. Therefore, they did what powerful industries often do when feeling threatened: they shifted the narrative, making fat the villain. In 2016, JAMA Internal Medicine published a landmark exposé revealing that the Sugar Research Foundation secretly

*Excerpts from my book Reversing Time: My Journey to a Younger Self The terminology of gut bacterial supplements can be confusing, and I wish they would change it for better clarity. I am explaining the terms here. Prebiotics are non-digestible fibers found in onions, garlic, leeks, asparagus, bananas, and oats. They pass through the upper intestine undigested and feed beneficial microbes down in the colon. Probiotics are live microorganisms that may offer health

The Body Mass Index, or BMI, was never designed to assess personal health. In 1832, Adolphe Quetelet, a Belgian statistician, developed the formula weight divided by height squared to create what he called the Quetelet Index, a measure of the average size of people within a population. More than a century later, in 1972, physiologist Ancel Keys demonstrated its usefulness for large-scale research and officially named it Body Mass Index. Therefore, BMI was meant for population