Vulnerable persons are those who are less able to protect themselves than other persons in a given situation. The Common Rule (45 CFR 46, Subpart A) has specific requirements for which vulnerable populations?

The common rule has specific requirements for Workers.

In general,  vulnerable populations refers to  people who are economically disadvantaged, low-income children, the undernourished, ethnic minorities, those with chronic health conditions and the vulnerabilities can be classified into social, emotional, physical and economic.