Fatigue is both a Hyperthyroid and Hypothyroid Symptom

Fatigue is a classic hypothyroid symptom, yet many patients who are taking thyroid hormone still complain of unrelenting fatigue. How is that possible? Well, it may have to do with thyroid’s relationship to the hormone cortisol. One of the symptoms of Addison’s disease (low or … Read more

Graves’ Disease Patients: What Happens after Radioactive Iodine (RAI) or a Thyroidectomy?

The graphic above summarizes the problem Graves’ patients face.  They may have a TSH close to zero after RAI, even though they’re severely hypothyroid. They need a dose of prescription thyroid hormone that closely replicates what their own thyroid gland would have produced, but often … Read more

Muscle Weakness is both a Hyperthyroid and Hypothyroid Symptom

muscle weakness thyroid

Muscles need thyroid hormone to function correctly, and either too much or too little thyroid hormone can cause muscle weakness and pain. If you are taking thyroid hormone and recent labs show your T3 and/or T4 levels already on the high side, your muscle weakness may … Read more

From Hyper to Hypo to Healing—Breaking the TSH Rule

In Search of Eyebrows is the story of my journey, and one of five case studies in the new Tired Thyroid book.  If you’ve been either hyperthyroid or hypothyroid, you may identify with some of the health incidents I describe, and find the explanations for … Read more