Working/volunteering as a CNA requires a state issued certificate.* The certification process requires that you take and complete a state-approved CNA class (offered at most community colleges as well as other educational sites) and pass a national standardized licensing exam.
Georgia requires CNA applicants to be at least 17 years old. Additionally,applicants need a social security number, a state issued ID and current negative TB test in order to start the coursework.
*Certification is required for all healthcare positions because you are working with a vulnerable population.
One job that high schoolers can do that’s medicine adjacent is working as nutrition aide at a nursing home, group home or rehab hospital. Often employers will pay for your CNA training if you have proven to be a reliable employee and are old enough to take the the class.