For years, the American Cancer Society (ACS) urged women to start mammograms at age 40, but they recently changed their guidelines. They now recommend beginning them at age 45, or at 40 if the patient chooses.
Coolidge ran for president in 1924 and won decisively over the Democratic candidate, U.S. Representative John W. Davis (1873-1955) of West Virginia, and the Progressive Party candidate, U.S. Senator Robert M. La Follette (1855-1925) of Wisconsin.
Calvin and Grace had two children, John and Calvin, Jr. Calvin Coolidge worked as a lawyer. He was also interested in politics and won many elections. In 1918, Coolidge was elected the governor of Massachusetts. Two years later, he was elected vice president of the United States. After President Harding died, Coolidge became president. He won the election in 1924 and was president until 1929. Calvin Coolidge died in 1933.