Zelizer : Very nervous about expanding government role in health care . He says Medicare is a strong example of government positively affecting health care . He says recipients rate it more highly than private providers . Zelizer : Before the 1970s , Democrats were full of confidence when pushing for federal programs . Over 40 million Americans rely on the program , along with their families .
Zelizer : Very nervous about expanding government role in health care . He says Medicare is a strong example of government positively affecting health care . He says recipients rate it more highly than private providers . Zelizer : Over 40 million Americans rely on the program , along with their families .