There's been a lot of these videos circulating on the net, and the quickest way to figure out if it's disinformation is if it's on Youtube, you can usually bet it's not a threat to the establishment or they would censor it.
However, it does beg the question. For how long have some people become magnetic?
Also why is meat purchased from supermarkets often magnetic?
Update: Unicus Magazine sent me a study on the topic from Luxembourg. My own experience testing a vaccinated person was negative so it might be dependent on the type of vaccine.
