An EMF blocker having a blocking shield made of a material to sufficiently block EMF radiation emitted from electronic devices. The EMF blocker has necessary coupling mechanism to detachably couple to the electronic device so that an ideal relative positioning between the electronic device and the EMF blocker is ensured. The EMF blocker also has necessary coupling mechanism to couple to a user of the electronic device to the EMF blocker. The EMF blocker can be in the form of a bib, an apron, a blanket, an article of clothing, a panel. The electronic device can be any mobile electronic device, laptop computer, or even a desktop computer.