As the Trump administration announces a new partnership with private companies and the Centers for Medicare and Medicaid Services to expand access to digital health tools like apps, this KFF Health Tracking poll finds that most adults have used these tools to manage their care. However, even amid widespread use of health care-related apps, majorities of adults are concerned about the privacy of their information, regardless of whether an app is managed by the government, a private technology company, or a health insurance company.

Based on interviews with more than 2,700 parents, including more than 1,000 parents with children under age 6 who have had to make decisions about vaccines in the post-COVID era, this survey explores parents’ experiences with and views about vaccines for their children.