Article Blood Sugar & Weight
Weight Loss Patches: What Skin Can and Cannot Absorb
Nicotine patches deliver 7 to 21 mg a day and fentanyl patches deliver micrograms. That range, not the marketing, is what decides whether a…
Health (50 reviews)
Everyday physical health explained plainly: why symptoms happen, what the evidence says helps, and when something needs a doctor.
Article Joints & Mobility
Cartilage and Joint Wear: Why It Happens and What Helps
Cartilage has no blood supply, which is why it repairs so badly. It also has no nerves, which is why joint pain and cartilage loss…
Article Blood Sugar & Weight
Leptin and Hunger: What the Hormone Does and What It Doesn't
The hormone discovered in 1994 was expected to cure obesity. It turned out to be abundant in most people who have it, and that reversal…
Article Blood Sugar & Weight
The Gut Microbiome and Body Weight: What the Evidence Shows
The microbiome is a real area of metabolic research and a heavily oversold one. Here is what the transplant studies, the probiotic trials…
Article Teeth & Oral Health
Dental Plaque and Biofilm: How It Forms and What Removes It
Plaque is not debris on a tooth. It is a living bacterial community with a matrix that resists chemical attack, which explains why brushing…
Article Blood Sugar & Weight
Does Metabolism Slow With Age? What the Research Shows
Metabolic rate, adjusted for body composition, appears broadly stable between roughly 20 and 60. Here is what the life-course data showed…
Article Brain, Memory & Focus
Blood Flow and the Brain: Why Circulation Shapes Cognition
Vascular contributions to cognitive decline are among the best-supported findings in brain aging, and the interventions that follow are not…
Article Blood Sugar & Weight
Liver Detox: What the Science Says About Cleanses and Supplements
The liver is a detoxification system, which is precisely why the products sold to detoxify it have a conceptual problem before they have an…
Article Digestion & Gut Health
Soluble and Insoluble Fiber: Why the Difference Matters
Most people know they should eat more fiber. Fewer know that the wrong type, added the wrong way, reliably makes things worse before it…