Surrounding the Milky Way's spiral disk and bulge is the slightly flattened galactic halo of old stars, averaging somewhat lower in mass than our sun, including a relatively small number of individual stars and 200 or so globular clusters -- roughly half above and half below the disk.urrounding the Milky Way's spiral disk and bulge is the slightly flattened galactic halo of old stars, averaging somewhat lower in mass than our sun, including a relatively small number of individual stars and 200 or so globular clusters -- roughly half above and half below the disk.
At first, you may barely notice the symptoms of hypothyroidism, such as fatigue and weight gain, or you may simply attribute them to getting older. But as your metabolism continues to slow, you may develop more-obvious signs and symptoms. Hypothyroidism signs and symptom may include: Fatigue.
Hyperthyroidism can cause more frequent bowel movements, weight loss, and, in women, irregular menstrual cycles. Visibly, the thyroid gland itself can swell into a goiter, which can be either symmetrical or one-sided. Your eyes may also appear quite prominent, which is a sign of exophthalmos, a condition thatâs related to Gravesâ disease. Other symptoms of hyperthyroidism include: increased appetite; nervousness; restlessness; inability to concentrate; weakness; irregular heartbeat; difficulty sleeping; fine, brittle hair; itching; hair loss; nausea and vomiting