An overactive thyroid, or hyperthyroidism, has symptoms like fatigue, anxiety, and weight loss. Some things that can cause hyperthyroidism include Grave's disease and thyroiditis. If you don't ...

There are many different reasons why either hyperthyroidism or hypothyroidism might develop. Currently, about 20 million Americans have some form of thyroid disease. People of all ages and races ...

2024). The symptoms of hyperthyroidism can vary, but some of the most common ones include a fast heartbeat, increased ...

Hyperthyroidism, on the other hand, involves an overactive thyroid gland producing excessive hormones, causing symptoms such as weight loss, anxiety, and rapid heartbeat. It is generally unusual ...