Weight loss, cholesterol, and PCOS treatment with diet. What can an eighth of a teaspoon a day of onion powder do for body fat, and what can raw red onion do for cholesterol?

Dr. Greger blends up a vegetable smoothie inspired by a recipe in The How Not to Die Cookbook.

I discuss the safety and efficacy for weight loss of everything from Botox and corsets to siphons and tapeworms.

Sham surgery trials have shown us that some of our most popular surgeries are themselves shams.

What to avoid and what to eat to help with dyspepsia.

Walnuts, almonds, and hazelnuts are put to the test for erectile and sexual function, sperm count, and semen quality.

The recommended diet for leaky gut treatment. Which foods and food components can boost the integrity of our intestinal barrier?

Whole plant sources of sugar and fat can ameliorate some of the postprandial (after-meal) inflammation caused by the consumption of refined carbohydrates and meat.

Avoid these foods for leaky gut prevention: common drugs, foods, and beverages can disrupt the integrity of our intestinal barrier.

How can you get a perfect diet score?

Experiments showing how much vitamin C our body absorbs and excretes can give us a sense of how many vitamin C rich fruits and vegetables we should be eating each day.

Those with genetic mutations that leave them with an LDL cholesterol of 30 live exceptionally long lives. Can we duplicate that effect with drugs?

Why might healthy lifestyle choices wipe out 90 percent of our risk for having a heart attack, whereas drugs may only reduce risk by 20 to 30 percent?

Boiling, steaming, microwaving, air frying, and sous vide cooking are put to the test for nutrient retention.

By losing 15 percent of their body weight, nearly 90 percent of those who’ve had type 2 diabetes for less than four years can achieve remission.

What did randomized controlled human trials find about the ways we may—or may not—benefit from eating onions?

Pomegranate juice for prostate cancer was finally put to the test in a randomized, controlled, clinical trial.

What happened when topical olive oil was pitted against an ibuprofen-type drug for osteoarthritis and rheumatoid arthritis?

Weight regain after bariatric surgery can have devastating psychological effects.

Why does the meat industry add salt to its products when millions of lives are at stake?