What is an overactive thyroid?

Overactive thyroid. Some symptoms of hyperthyroidism are: feeling nervous, fast heartbeat, weight loss, feeling hot, trouble sleeping, feeling anxious, sweating heavily, muscle weakness, increased appetite, frequent bowel movement...Some hyperthyroid patients will have 1-2 symptoms, some have all of them and some have none of them at all. The only way to know for sure is to get a blood test.
See details. Symptoms that are compatible with the diagnosis and the diagnosis confirmed by elevated T4 and/or T3 (liothyronine) levels.

Related Questions

What are symptoms of overactive thyroid problems?

Many possible. Weight loss (some people can gain weight), feeling hot, more frequent, looser bowel movements, heart pounding or racing, shakiness, jitters, poor sleep and concentration, irritability, hair loss, lighter or absent periods, double vision, eyes bulging, or eye irritation. See your doctor to get labs checked if you think you have this! Read more...

What are symptoms of an overactive thyroid?

Many possible. Some people with an overactive thyroid may have no symptoms at all. For those that do, hair thinning, trouble sleeping or concentrating, irritability, wt changes, heart pounding, shakiness, frequent bms, feeling hot when others don't, and inability to exercise may be present. Eye bulging or double vision may occur w/ graves' disease, and neck swelling and tenderness may occur w/ thyroiditis. Read more...

What are the causes of an overactive thyroid?

Causes. Autoimmune. Either the immune system makes a protein that stimulates the thyroid to be "on" all the time (graves disease) or the immune system is destroying the thyroid cells, increasing thyroid hormone release. Unusual causes are a cluster of cells working a higher speed (hyperfunctioning nodule) or activation in the protein that tells the thyroid to work more (tsh receptor). Read more...

What are the symptoms of an overactive thyroid?

Hyperthyroidism. Weight loss, feeling hot all the time, shakes/tremors, high pulse rate, high blood pressure, diarrhea, and sometimes bulging eyes. Read more...
Many. Shaky nervous jittery, sweaty, fast heart beat, multiple bowel movenents daily but these symptoms could all be due to other causes so see md-get lab evaluation. Read more...