Light, Water & Magnetism

There is a particular kind of person who hears the words "light, water and magnetism" and immediately braces themselves. They expect either dry physics or breathless mysticism — a lecture, or a sales pitch. I understand the flinch. This corner of health and self-optimisation has been thoroughly colonised by people selling crystals, copper bracelets and £400 "structured water" machines, all draped in the language of quantum physics they plainly do not understand. I want to offer you something different. I want to take these three forces seriously — seriously enough to tell you where the real science is rock solid, where it is genuinely promis…