It is important to note that when in a standing pose, not to let your knees lockout doing so may cause you to pass out. You can still fill your resume even if you haven't been a nude model before. Follow up with your artist. Models and Modeling In other languages: Meet the requirements for being a nude model. Nude art models have been around since the days of ancient Greece and their work is both difficult and rewarding. Different kinds of poses can be held for short or long periods.