Dietary cholesterol, especially eggs, have often been demonized as a source of high blood cholesterol levels, and thus taboo for people with an elevated risk of heart disease. But a recent study once again gives dietary cholesterol, and eggs, a clean bill of health.

While the U.S. population continues to struggle with a well-known obesity epidemic, according to the results of a new Gallup poll it appears that the problem is getting worse before it will get better. The nation's obesity rate has climbed to a record high, with 28 percent of all adults falling into this category.

As a young, active person, it never once occurred to me that at age 28 I would suffer from lower back pain. I avoid going to the movies and long car rides because I can't sit that long. And at its worst, I can barely make it through dinner before I have to stand up and stretch. I suffer from sciatica, and it's a real pain.

Those brownish black spots on fully ripe bananas may unlock a faster diagnosis of skin cancer in humans, boosting survival chances.

Can people be motivated to change their behavior to improve their health? Encouraging weight loss by financially rewarding individuals isn't particularly effective. But a new study suggests that using a "stick," with fines that penalize inactivity, just might be more effective than a dangling the money "carrot."

There's nothing like a medical scare to bring out the kooks; Zika has done just that. And as facts pile up showing that Zika is causing microcephaly, so do the conspiracy theories. While a new CDC study gives solid evidence connecting the virus to birth defects, others think Bill Gates is a madman out to depopulate the world.

Jennifer Sass of the NRDC takes issue with the evil empire known as Lumber Liquidators, claiming the company plays Russian Roulette with the health and well-being of our children by selling formaldehyde-spewing laminate flooring. Unfortunately, she cites flawed methodology, delivering only an alarmist rant.

A new study of elderly Germans assessed the possible link between acid-blocking drugs called proton pump inhibitors (PPI) and new-onset dementia. A 44 percent increased risk of dementia was found among those on PPIs long-term, but no cause-and-effect link can be established based upon this study.

Though it may seem like it is recent, chemophobia has been building up for decades. Generations ago activists were using the language of scientists - possible, known, etc. - against science.

Far too many antibiotic prescriptions are written for infections that cannot be treated by them. A new study published in JAMA shows how some simple behavioral interventions can change prescribers habits toward more evidence-based prescribing.