The sudden loss of any body part is life-altering. Yet we live in a time with plentiful options that are continuously advancing, and which can be used to restore a person to a high degree of function. 

Who's prescribing homeopathy? A research group sought to learn if there's a difference between medical practices that prescribe homeopathy, and those that don't. What it found was that practices with the worst prescribing quality were more than twice as likely to recommend homeopathy than those who were best.

Perhaps at some point, dietary supplement fans are going to wonder why they spent so much money on a bunch of stuff which ended up being useless. Regarding omega-3 fatty acid supplements from fish, and whether they have any impact on fatal heart attacks, nonfatal heart attacks, strokes, the results are in. Effectiveness: zilch.

It's a drive to end tobacco smoking. New nicotine delivery systems from the FDA's "low to no" nicotine cigarettes, as well as JUUL's nicotine vaporizers, are getting a lot of media attention. As a physician, I use the scientific evidence and my experience in counseling my patients. Here's what you should consider. 

Question: Does the deletion a gene make an organism genetically modified? Answer: Not if the organism is a plant – only if it's an animal. The contradictions of that definition are now a subject of congressional concern.

The chemistry of mucus is conceptually identical to that of hair. Which means the same reaction can style your hair or help you breathe better. Ain't chemistry great?

It's time for marijuana advocates to admit what's plainly obvious: Pot is a recreational drug. But let's stop pretending that cannabis is a miraculous painkiller or wonder drug. Most people who use it simply like getting high. And let's stop denying that legalizing marijuana will come with some serious public health consequences.

Instead of livers being transported to transplant recipients packed in ice, researchers sent them hooked to an oxygen-producing machine at 98.6o F in a warm bath of nutrient-infused liquid. And in this small European study, 50 percent fewer livers were discarded, resulting in 20 percent more of the organs being transplanted.

PCBs have been detected in the air from kitchen cabinets. Does it matter? Or is what inside the cabinets more dangerous. Answer: Neither.

The Health and Human Services Secretary was readmitted for diverticulitis two days after he was discharged. While it was most likely due to his disease getting worse, it does highlight the concern about readmission, which is both common and costly.