One of the appealing aspects of working in health care is that many occupations offer a part-time schedule, allowing for more flexibility. Many health care establishments operate around the clock and need staff at all hours making shift work common. Students preparing for careers in health care can enter a wide variety of programs leading to a certificate of degree at the associate, baccalaureate, or graduate level. The number of new positions in the following health care occupations is expected to grow by approximately thirty percent over the next few years.