Many unpatentable modalities in the realm of complementary and alternative medicine do not inspire huge and costly trials. We need such trials to know for sure what does and doesn't work. In the absence of them, we need to avoid a rush to judgment.

Researchers found that nearly one-third of reports on large, randomized studies over-emphasize some benefits of therapy. In the majority of reports evaluated, the investigators found insufficient attention or discussion of treatment side effects.

Mammography specifically, and cancer screening in general, is often something of a muddle. We should acknowledge the trade-offs, work toward better screening methods, and in the interim -- muddle through.

So my mantra when it comes to cosmetic products and procedures is: show me the science! And I am not talking about fake testimonials or anecdotal experiences.

In this story, Thomas received the new drug, while his cousin Brandon, as luck would have it, was assigned to the control group, given a notoriously ineffective treatment.

If these new stem cells are safe, and perform as hoped, the first injection in patients that took place last Friday will be the 21st century's "shot-heard-round-the-world".

A healer from Guatemala suggested I drink my own urine. Is that what my life will become? Instead of my morning ritual with PERO (coffee alternative) I'll be sipping my own morning's waste material?