Medically reviewed by Kelly Wood, MD Key Takeaways Even if TSH levels are normal, people can feel symptoms of ...

If you’ve always been a good sleeper but recently find you can’t snooze through the night, it could signal a thyroid problem. An overactive thyroid pumps out certain hormones (triiodothyronine, known ...

More than 12% of Americans will develop a thyroid condition at some point, with women at greater risk than men. The thyroid gland, a butterfly-shaped organ in the front of your neck, produces hormones ...

You’re exhausted, constipated, and depressed, your periods are a nightmare, and your hair feels brittle and dry—it’s gotta be your thyroid, right? Not so fast. “If I had $1 for every time I get asked ...

About 2 billion people worldwide are deficient in iodine. Here's how to know if you have a deficiency and treat it with foods ...

Your thyroid is one of the most influential organs in your body. The butterfly-shaped gland in your neck produces hormones that regulate metabolism—how your cells convert nutrients into and use energy ...

An overactive thyroid, aka hyperthyroidism, causes symptoms like fatigue and menstrual changes and can be dangerous to your ...

DEAR MAYO CLINIC: I was diagnosed with hypothyroidism five years ago. I have been on medication since, and my levels look normal. The problem is that I haven’t felt better. I am constantly exhausted, ...

Aging is a normal process the body goes through, but not all of the symptoms that are frequently attributed to the normal aging process should be directly connected to aging — some may be associated ...

New research indicates that hidden thyroid issues, particularly mild hypothyroidism and low T3 levels, significantly increase the risk of severe heart problems in heart failure patients. The study ...

Advanced medullary thyroid cancer can cause problems with swallowing, voice changes, neck swelling, weight loss, and pain. Salivary drooling and internal bleeding are less common symptoms. Medullary ...