This option may help cover the 1.6 million part-time and full-time uninsured college students ages 19 to 23.. 13.7 million young adults in the usa lack health insurance coverage The amount of uninsured young adults in the usa rose to 13.7 million in 2006-an boost from 13.3 million in 2005-making the 19-to-29 generation among the largest and fastest-growing segments of the population without health insurance. According to a recently updated report from The Commonwealth Fund, 38 % of senior high school graduates who usually do not attend college and 34 % of university graduates will spend time uninsured in the entire year after graduation.Stack, MD President, American Medical Association The American Medical Association commends the U.S. Home of Representatives because of their efforts to get rid of the Medicare sequester enhance and extension within the trade package. Reductions to Medicare reimbursements significantly impact patients and companies and can reduce access to care. Medicare ought not to be used as a piggybank to invest in other programs. The U is encouraged by us.S.