You learn that your friend, who has a serious illness, is relying solely on an alternative medicine approach to caring for his illness. You know that there is lacking scientific support for the specific medical approach that your friend is taking. What should you do?

Alternative medical approaches are quite common in different cultures. For instance, herbal remedies or chiropractic approaches have been practiced for thousands of years. In many cases, however, there is lacking modern medical evidence for the soundness of these approaches. Such evidence would constitute approaches like randomized controlled trials (RCTs) that would show a significant benefit of these approaches.
Of course, in this scenario, my ... (+ 137 words)