Metabolic Health

You might not think twice about picking up your shirts from the dry cleaner. But the chemical that makes traditional dry cleaning work, tetrachloroethylene (also called perchloroethylene or PCE), has been linked to serious organ damage that most people never see coming. A 2025 study published in Liver International analyzed data from more than 1,600 US adults and found that people with any measurable PCE in their blood were approximately three times more likely to have signi

Are coffee creamers damaging your kidneys? Learn which additives to avoid and how to keep your coffee kidney-friendly. Evidence-based guide.

A study of 130,000 people found long-term melatonin use linked to 90% higher heart failure risk. Learn what this means for you and how to use melatonin safely.

Key Takeaways Each daily cup of coffee is linked to approximately 6% lower risk of developing type 2 diabetes, with 2-4 cups showing 20-30% lower risk compared to non-drinkers. Coffee protects the liver, with regular drinkers showing 20-30% lower risk of non-alcoholic fatty liver disease and reduced liver fibrosis. The benefits apply to both regular and decaffeinated coffee, but added sugars and syrups can completely negate these protective effects. Overview The Diabetes Conn

Is coffee safe for your kidneys? New research on coffee and chronic kidney disease challenges what many people have been told for years. A growing body of evidence suggests that moderate coffee intake may actually protect kidney function — not harm it. As a board-certified nephrologist, I've watched the science evolve significantly since I first covered this topic four years ago. Several major studies have since emerged with larger data sets, genetic insights, and clearer pro