The modern diet is grossly deficient in hundreds of important plant-derived immunity-building compounds which makes us highly vulnerable to viruses, infections and disease.

Although measuring omega-3 levels in the blood seems like it would be an objective and accurate indicator of fish oil intake compared to using the subjects' reported dietary intake, this test does not accurately reflect long-term dietary intake.

Cutting back on calories is not the answer to successful weight loss and successful health... you have to increase the quality of what you eat, not just reduce the quantity.

Certainly adding fats in the form of oils is fattening and unhealthy, but naturally fat-rich foods like nuts and seeds have profound cardiovascular benefits.

You can't be a doctor if you don't know the entire parts of the body.

Evolution is ultimately why cancer is so deadly. Take two biopsies from different sides of a tumor, and they can be genetically very different, making it that much harder to fight. Variation is the toolbox of evolution, and this variation gives cancer strength.

Efforts to repeal Obamacare are misguided, dangerous, and just another instance of Republicans fighting the political wars of years past. But, health care shouldn't be about politics; it must be about helping people lead healthier lives.

Universal health coverage is an ambitious goal, but it is one that can create a healthier and more equitable world for all people. It means a child reaches adulthood, and adults lead healthier lives regardless of who they are and where they live.