9 months with swollen glands, now enlarged clavical lymphnode

What does it mean to have low levels of thyroid hormone in the body? We outline how doctors define hypothyroidism here....

What medical conditions cause hypothyroidism? And what puts you at risk of developing these conditions? More hypothyroid basics here....

When are symptoms of hypothyroidism serious? When should you seek medical help. Click here to learn when doctors recommend you come in for a visit....