Nursing Assistants often require many hours of training to be officially certified by their own state within the USA

I work in the medical-legal niche within the USA. I have a master’s in preventative medicine (aka public health). There was a brief period where I tried to become a CNA (certified nursing assistant) and completed about 70% of my training for the said job before I was forced to stop due to a medical crisis. For my undergraduate degree, I majored in studio art and minored in biology. With that said, I feel like I have a pretty good formal educational…