Hyperthyroidism is an acute or chronic neck condition in which the thyroid gland produces too much thyroid hormone. It can be caused by a number of things, including Graves’ disease, toxic multinodular goiter, or pituitary adenoma. Most people who develop hyperthyroidism are women, and the average age of onset is 50 years old.
1The condition can cause a wide variety of symptoms, including;

Weight loss
Weight loss is common in hyperthyroidism, and it can be a challenge to maintain a healthy weight. While many people lose weight unintentionally in the early stages of hyperthyroidism, some people may struggle to lose weight even if they have an increased appetite. Thyroid hormones play a role in metabolism, so when the thyroid is overactive, it can speed up the body’s metabolic rate. This can cause people to burn more calories and lose weight even if they don’t change their diet or exercise habits.