Sometimes the internet gives you a good glossary, article or scientific news - and we just want to make sure to tag it in our blog. 

EMFs Info - Glossary https://www.emfs.info/glossary-2/ 

World Health Organization (WHO) - WHO's Stance on EMF https://www.who.int/health-topics/electromagnetic-fields#tab=tab_1 

New Scientist - Magnetic Field in Black Holes https://www.newscientist.com/article/2272226-new-picture-of-famous-black-hole-reveals-its-swirling-magnetic-field/ 

Phys.org - articles on magnetic fields https://phys.org/tags/magnetic+field/