Some online sites use bloggers and advertisers to flag (draw attention to) their site.
They pay by the volume of content per day.
You are, probably, looking at getting paid minimum wage, at best.
Second choice. Perhaps. Use your knowlege of nursing to create an online store selling nursing-related items -like name tags, pins, jewelry, accessories and small useful articles of clothing and/or footwear.
Third choice. Start up your own nursing recruiter office. Work with local (or nationwide) medical corporations that look to outside agents to bring in a steady stream of elite nursing staff.
Probably, a dozen or so mediocre-to-middlin' ways to work from home or an office space in a nursing-related field.
Use your noggin' -you'll come up with a few more if you think about it long enough.