"Zapping" cured me of a 16 year infection that caused CFIDS, cured me of a month long lung infection, cured me of a STD, cured me of candida, and generally improved my health till at 46 I was racing motocross and beating 20 year old kids.
Beck zapping with both electrodes on one wrist is a very ineffective way to do it. Most of the electrical current jumps crosses over the wrist instead of going into the blood. But if you had done your homework you would of known that.