Medications also can affect thyroid function--for example, amiodarone (Corderone[R], Pacerone[R]), which treats heart arrhythmias, can induce both an overactive and underactive
If an underactive
thyroid is mismanaged or left untreated, it can lead to goitre, heart disease and other life-threatening conditions.
Or perhaps there really are a lot of athletes unknowingly suffering from underactive
glands, and the medical literature merely needs to catch up with reality.
Much more common is an underactive
thyroid, called hypothyroidism.
The standard treatment for an underactive
thyroid is the synthetic thyroid hormone levothyroxine (Levothroid, Synthroid).
CLOSE PALS Joanna with her Gavin and Stacey co-stars MEDICAL REGIME: Gavin and Stacey's Joanna Page takes medication to control an underactive
Skinner has done another study in which the patients with normal blood tests who had symptoms of an underactive
thyroid-those whom most physicians would likely say had a normal thyroid hormone.
thyroid gland (hypothyroidism) is actually quite common, affecting about 18% of Americans.
In addition, general medical research has shown that an underactive
or overactive thyroid gland can also lead to depression (Silberg et al.
Fifty-nine chapters are grouped into sections discussing thyroid functions and other basic information, thyroid disorder symptoms and risk factors, thyroid tests, underactive
thyroid gland disorders, overactive thyroid gland disorders, parathyroid gland disorders, thyroid and parathyroid cancer, thyroid and parathyroid disorder treatments, and thyroid disorder effects on other body systems.
For each cancer, the team targeted four genes that become either overactive or underactive
in people with the disease.
These factors may include illness (such as an underactive
thyroid), stressful life events, a decrease in exposure to sunlight, fluctuating hormones (associated with oral contraceptives or premenstrual syndrome), substance abuse, and burnout.