Your thyroid is the butterfly-shaped gland at the bottom of your neck. It is just above your collarbone. Your thyroid controls things like how fast your heart beats; and how quickly you burn calories.
DEAR DR. ROACH: I am a male who is 58 years of age. I recently had an MRI of my cervical spine, and just this month, I had a CT scan of my whole abdomen. Since then, I have had symptoms of dry eyes, ...
Thyroid disease is more common than you might think.