What is the function of thyroid?

The thyroid gland is a small, butterfly-shaped gland located in the front of the neck. It produces two hormones, thyroxine (T4) and triiodothyronine (T3), which are essential for regulating the body's metabolism.

The thyroid hormones control the rate at which cells use energy, and they play a role in many bodily functions, including:

- Growth and development

- Heart rate

- Blood pressure

- Body temperature

- Digestion

- Fertility

- Mood and energy levels

The thyroid gland is controlled by the pituitary gland, which is a small gland located at the base of the brain. The pituitary gland produces thyroid-stimulating hormone (TSH), which signals the thyroid gland to produce T4 and T3.

The balance of thyroid hormones in the body is important for overall health. Too much thyroid hormone can cause a condition called hyperthyroidism, which can lead to symptoms such as weight loss, anxiety, and rapid heartbeat. Too little thyroid hormone can cause a condition called hypothyroidism, which can lead to symptoms such as weight gain, fatigue, and constipation.

Thyroid problems are common, and they can affect people of all ages. If you have symptoms of thyroid disease, it is important to see your doctor for diagnosis and treatment.