A disagreement between two respected Canadian academics is raising some fundamental questions about when a disputed scientific issue has been studied long enough.
The debate centers on whether it’s still valid — or even ethical — to do research on products called nosodes, which are marketed as homeopathic “vaccines.”
Homeopathy is a controversial arm of complementary medicine. It is based on the belief that conditions can be cured or prevented by giving a person a substance that induces the same symptoms, but in highly diluted form.