Frequencies and Their Kindred Delusions

The word “frequency” ranks right up there with “quantum” and “energy” as a pseudoscientific buzzword. It is increasingly prevalent in product advertisements and in CAM claims about human biofields and energy medicine. It doesn’t mean what they think it means. I have written about Power Balance products, the wristbands and cards that allegedly improve sports

Energy Bracelets: Embedding Frequencies in Holograms for Fun and Profit

A salesman is demonstrating a new product at a sports store in the local mall. He has a customer stand with his arms extended horizontally to the sides; he presses down on an arm and the customer starts to fall over. Then he puts a bracelet on the customer and repeats the test; this time