These habits aren’t obscure, complicated medical mysteries. They’re often part of our everyday routines—things we do almost on autopilot that quietly chip away at thyroid function.

The FDA crackdown on unapproved animal-derived, glandular thyroid hormone replacement therapy (HRT) has been rescinded. But you need the backstory because this regulatory capture, if enforced later, will leave thyroid sufferers little choice and possibly force them onto a medication that doesn’t even work for the majority of people.

We spend one third of our lives in bed and most commercial mattresses contain toxic flame retardants. This is a problem. A big problem. And it has implications for your thyroid health.