TSH influences thyroid hormones that control heart rate, metabolism, sleep, and mood. High TSH levels usually mean the thyroid is underactive, which is called hypothyroidism. Low TSH levels suggest an ...

If you're like most primary care clinicians, your email inbox is flooded with messages from patients with questions about lab results. A common query: Should I be worried about an abnormal value on a ...

Please provide your email address to receive an email when new articles are posted on . Of adults receiving levothyroxine therapy for hypothyroidism, 43.8% had either low or high TSH levels. TSH ...

It is commonly thought that thyroid dysfunction, especially hypothyroidism, has a high prevalence in older adults — possibly as high as 25%. But there is not consensus regarding what constitutes ...