In this episode, JJ and Dr. Mamina Turegano explore how your skin is far more than a beauty metric—it’s a living reflection of your hormones, inflammation, stress, and overall health.

In this episode, I break down why the old weight-loss rulebook stops working in midlife and what’s actually driving fat loss after 40. Once you understand how muscle, protein, blood sugar, stress, hormones, and gut health interact, you can stop fighting your metabolism and finally start working with it.

In this episode, Dr. Dan Pardi and I break down the real science behind stem cells and why they’re central to aging powerfully. We also explore how lifestyle, inflammation, exercise, and nutrition all shape the environment that allows stem cells to repair and renew your body.

I’ve been lifting weights for over 40 years, and I want to finally put the fear of getting “bulky” to rest. In this episode, I break down what really happens when you lift, why muscle actually makes you leaner, and how women have a built-in advantage when it comes to staying sculpted. I also share exactly how I balance training, nutrition, and recovery to build strong, toned muscle that supports powerful aging.

In this episode, Dan Buettner and I unpack what the world’s longest-lived people actually do to stay healthy well into old age. Dan Buettner and I also explore why longevity isn’t about biohacking or supplements, but about designing your environment, your food, and your daily routines to work for you.

We’ve been told for decades to build our meals around grains and fear fat, a strategy that has contributed to the explosion of obesity and metabolic disease. Today, I’m sharing my “JJ’s Plate Method” to help you reclaim your metabolism by prioritizing protein, healthy fats, and fiber-rich vegetables.