1 The Causes, Treatments, and Symptoms of Acute Thyroiditis The thyroid gland is a butterfly-shaped gland located in the middle of the lower neck. 2  Its main purpose is to control the body's metabolism, which is the rate at which your bâ¦.
Medicare is divided into a hospital insurance program and a supplementary medical insurance program. The Medicare hospital insurance plan is funded through Social Security payroll taxes.
What is Medicare? Medicare is a federal health insurance program established by Congress in 1965. It provides health care benefits for people 65 or older, people younger than 65 who have certain disabilities, and people of any age who have permanent kidney failure.