This was done in rats. Skalak worries that his study will be taken out of context and used to boost sales of magnetic gizmos that are not supported by medical evidence. He's probably right." “This was done in Rats.” The rats now play better than ever. There is some evidence for using electrical/magnetic fields in organ manipulations, but I hope you aren’t conflating copper-woven jammies on TV with anything scientific. This isn’t a MaGyver Home MRI machine made of bailing wire & old telephone magnets. Sorry. this isn’t science to extrapolate use of magnets. Its bull harkening back to copper bracelets.