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Dr. Mehmet Oz, that oracle of televised medical wisdom, is at it once again. This time his misguided excursion beyond the scientific realm produced his suggestion that fluoridated water is harmful. In response, the American Council on Science and Health once again plainly states that there needs to a warning label on his show.

Three-dimensional bioprinting is offering science a real hope of creating organs needed for transplants. With about 75,000 patients waiting on any given day, and an average of 22 people dying daily while hoping to receive a transplant, the need is acute to say the least.

A South Korean court ruled that a plant worker's death from ovarian cancer can be causally attributed to exposure from the "carcinogens" formaldehyde and phenol. But there is no evidence that phenol is a carcinogen, and her duration and level of exposure are also not realistic causes of her fatal illness.

If a 30-year old has trouble accessing web-based accounts, imagine the challenges facing aging seniors, especially those with failing memories and assets like bank accounts and stock portfolios? What's more, they can forget when wills are prepared, which makes digital access for their loved ones essential.

For all the talk about the supposed benefits of supplementing one's diet with high-dose Vitamin D, recent clinical trials reveal that the practice fails to substantiate such claims. Not only is there lack of evidence that the vitamin prevents fractures, but the research suggests that it may contribute to them.

It'd be hard, if not impossible, to avoid eating genetically modified foods. By one means or another virtually all our crops grains, fruits and vegetables have been modified in this fashion. If you don't believe it, take a look at the earlier versions of some of our current foods.

The renewed campaign against Type-2 diabetes is in full force with the launch of a website that seeks to identify Americans who might become diabetic. But in a medical environment often plagued by over-diagnosis and over-prescription, is this new tool -- which could potentially impact more than 80 million people -- really necessary?

The development of antibiotics and other antimicrobial therapies is arguably the greatest achievement of modern medicine. However, overuse and misuse of antimicrobial therapy predictably leads to resistance in microorganisms.

In an effort to stop tax evaders, the federal government is cracking down on sales of illegal cigarettes. Yet contrary to popular opinion, the cigarette black market may actually benefit public health, especially in impoverished communities. That's hard to believe, you say? Here's how it could.

While politicians want compound pharmacies to put together approved drugs, the EPA didn't want two approved pesticides used together. A US Appeals Court asked why, and didn't like their answer.

The U.S. is facing drug shortages with increasing frequency. From intravenous fluids to chemotherapeutic agents for life-saving treatments, doctors, hospitals and healthcare personnel are increasingly burdened with the ethical dilemma of rationing drugs. Here's a closer look at this vexing situation.

While many Americans are scrambling to make last-minute changes to their 2016 healthcare plans by Sunday's deadline, others are considering dropping their coverage altogether, especially millennials -- young adults, who tend to be relatively healthy. Many may opt to pay a penalty instead of buying insurance they won't use.

Natural foods aren't fit to eat, says science and technology historian Rachel Laudan. The move to eat only organic and natural flies in the face of advances that make foods better, not worse.

A look at several studies shows a significant association between several commonly-used antidepressants among children and teens, and increased suicidal thoughts and aggression. Even so, the reporting of such effects is sadly lacking in many areas, since they are usually under-reported.

Nitrogen triiodide is exceedingly cool stuff. The purple solid is very easy to make, but you better keep it wet. Once dry, it's a powerful contact explosive which could theoretically be useful for practical jokes. I know, because I survived after someone played one on me.

Although viruses are not alive, they have evolved into a perfect replication machine. And they do so without having to exert themselves at all. The infected host cell does all the work because the virus tricks it into doing so. Reproduction without life; pretty fascinating.

The Zika virus is getting a lot of media attention so the Centers for Disease Control has issued an update.

Caffeine junkies, we know the struggle is real. The risks versus benefits of coffee have been debated for some time, and the latest findings point to good news: Caffeine does not make our hearts flutter, despite popular belief.

By 2029, the 65-year-and-older demographic will make up roughly 20 percent of Americans. Yet while elderly population expands and figuratively speeds ahead in a Corvette, the number of health care providers for seniors lags far behind, a group crawling along at a turtle's pace. What's behind this "geriatrician" shortage?

The latest type of restricted dietary pattern is "vegganism" yes, spelled with the added "G" for obvious reason which is your basic vegan diet, plus eggs. This is probably a good thing, especially for folks who want to raise their kids without providing animal-sourced foods.

A recent op-ed in the Sacramento Bee, written by an audiology company executive, claims e-cigarettes can cause hearing loss. How that can even be possible is a head-scratching mystery. Of course we support free speech, but straying from the facts requires us to correct his very-flawed assertion.

A 14-year old who shattered his eye socket and cheekbone after slamming face first into the corner of a metal window frame was in serious condition after accepting a seemingly-harmless dare. The "Duct Tape Challenge" is just the latest in a growing trend of dangerous "games" involving reckless teen behavior.

The CDC is urging dialysis providers to tighten up infection control practices, in order to stop patients from getting Hepatitis C while undergoing hemodialysis. Question: How is that even possible? Answer: Mainly due to procedural sloppiness and inadequate sanitary practices.

A new advisory report from the U.S. Preventive Services Task Force recommends screening all adults for depression, now to include pregnant women and those who recently gave birth. Drug therapy, talk therapy and behavioral therapies were recommended when appropriate.

Some people are instructed by doctors to read to their pets. And the once-unthinkable spectacles of airplane-riding turkeys and animals bunking in dorms with college students is also now taking place. Why are these situations becoming acceptable? Animal-assisted therapy.