The Truth About Tinfoil Hats and Real EMF Protection For decades, tinfoil hats have been the universal symbol of protection against invisible forces — whether those are radio waves. While the idea might sound humorous, it actually stems from a genuine public concern: exposure to electromagnetic fields, or EMFs. In https://caidenghiue.tinyblogging.com/tinfoil-hats-vs-science-what-really-protects-you-from-emftinfoil-hats-vs-science-what-really-protects-you-from-emfwhy-tinfoil-hats-don-t-actually-block-radiationthe-truth-about-tinfoil-hats-and-real-emf-protection-81974179