We are bombarded with EMF pollution - like smart meters and cell phones and towers, computers, etc. That is a fact - EMFs will and can cause ringing in the ears.

Fact - there are hundreds of medications including aspirin that cause ringing in the ears..... ie tinnitus.

Aspertame - Equal can cause ringing.

MSG in Chinese food can cause ringing.

Loud music and sounds.

The list can go on and on. More people are experiencing ringing in the ears because of technology. Everyone has a cell phone nowadays for example.

The magnetic field may cause ringing, but I have not seen any proof or scientific evidence like what one can google about with the above causes.