Chris Kresser

1 week ago | chriskresser.com | Chris Kresser

In this episode, we discuss: What collagen is and why it matters Collagen for natural beauty: skin, hair, and nails Joint and bone health benefits of collagen Collagen’s Role in Muscle Recovery and Athletic Performance Collagen and gut health Improving sleep quality with collagen How to choose the right collagen supplement Cautions and considerations of collagen supplementation Show notes: “Effects of Oral Collagen for Skin Anti-Aging: A Systematic Review and Meta-Analysis” by Pu, et al.

2 weeks ago | chriskresser.com | Chris Kresser

That first moment you notice deepening lines around your eyes or suddenly realize your nails have become brittle and prone to breaking—these experiences often signal the same underlying issue: diminishing collagen. As we age, our bodies naturally produce less of this critical protein, but research shows that targeted supplementation can effectively restore many of those visible signs of youth.

3 weeks ago | chriskresser.com | Chris Kresser

If you’ve been following the latest developments in gut health research, you’ve likely encountered Bacillus coagulans. This unique probiotic has been gaining attention in the functional medicine community, and for good reason—the research supporting its benefits is already robust and continues to grow. As someone who’s worked with thousands of patients with gut issues, I’ve found that probiotics can sometimes be a double-edged sword.

2 months ago | chriskresser.com | Chris Kresser

If you’re struggling with irritable bowel syndrome (IBS) or small intestinal bacterial overgrowth (SIBO), you know how challenging these conditions can be to treat. The complex web of symptoms—abdominal pain, bloating, irregular bowel movements, and more—can significantly impact your quality of life. Studies show that IBS affects up to 15% of the global population, making it one of the most common gastrointestinal disorders worldwide [1].

2 months ago | chriskresser.com | Chris Kresser

In this episode, we discuss: Mark’s journey from runner to fitness advocate The case against chronic cardio Footwear, biomechanics, and the importance of sensory input How to take a balanced approach to running Using a smarter strategy to optimize fitness The power of all-day movement Show notes: Born to Walk: The Broken Promises of the Running Boom, and How to Slow Down and Get Healthy–One Step at a Time by Mark Sisson Follow Mark on Instagram at @marksissonprimal and @marksdailyapple Peluva...