True or FALSE

Hyperthyroidism

1 it means that too few thyroid hormones are produced. ■ true ■ False 2 Symptoms include weight loss. ■ true ■ False 3 Hyperthyroidism is treatable. ■ true ■ False 4 the cause is unknown. ■ true ■ False

1 FALSE Hyperthyroidism is where the thyroid gland, found at the front of the neck, produces too many thyroid hormones.

2 True Among the common symptoms are mood swings, sleeping trouble, fatigue, heat sensitivity, weight loss, twitching, neck swelling and an irregular heartbeat.

3 True Main treatments include medication, radioiodine treatment and surgery to remove some or all of the thyroid.

4 FALSE The most common cause is Graves’ disease, where the immune system mistakenly attacks and damages the thyroid. Other causes include certain medications and lumps on the thyroid.