Hyperthyroidism 8 Thyroid Symptoms That Could Signal a Thyroid Problem Thyroid symptoms can appear when the gland becomes overactive (hyperthyroidism) or underactive (hypothyroidism), leading to changes in metabolism and energy levels.
Hyperthyroidism TSH Blood Test: What It's For & Why It's High or Low What is it: The TSH blood test is used to evaluate thyroid function and is normally ordered by the family doctor or endocrinologist.
Hyperthyroidism 17 Symptoms of Hyperthyroidism (& How It's Diagnosed) Symptoms of hyperthyroidism are nervousness, irritability, weight loss, increased sweating and heart palpitations.