Clinical lipidology is a branch of medicine focusing on lipid and lipoprotein metabolism and associated disorders. A physician who specializes in the field of lipidology treats patients with lipid disorders and cardiovascular disease. This physician specialist studies and treats cholesterol, triglycerides and lipoproteins in the blood, all of which contribute to heart disease and atherosclerosis. The field of lipidology is growing rapidly because of the number of patients diagnosed with coronary heart disease, obesity and diabetes mellitus.

Massachusetts became the sixth state in the union in 1788, and is steeped in history. Boston, the capital city, is home to Harvard University, the John F. Kennedy Museum and Library, the Paul Revere House, and many other historical sites. Massachusetts is home to the New England Pirate Museum in Salem, the Minute Man National Historical Park, and the Sleepy Hollow Cemetery, both in Concord. Four past presidents were born in Massachusetts; John Adams, John Quincy Adams, John F. Kennedy and George H. W. Bush. Other famous Massachusetts people include actors Leonard Nimoy and Bette Davis, composer and conductor Leonard Bernstein, and historical figures Susan B. Anthony, Edgar Allan Poe, Paul Revere, and Benjamin Franklin.

According to 2005 Census estimates, Massachusetts has a population of 6,398,743. Of this population, 1,419,389 are under the age of 18 and 848,924 are at or above the age of 65.