Why did the POS and PPO plans grow in popularity?

Choose one of the populations mentioned in the lecture/textbook. Describe their particular health issues. Also briefly discuss what can be done to help assist this particular group.
2: Discuss 2-3 types of professions that are going to need to make changes once the population becomes predominantly older.
3: Could a national health care program work in the United States? Research previous proposals and other countries’ plan details and briefly explain your answer.
4. Why did the POS and PPO plans grow in popularity? Please briefly explain.
5. Research two insurance companies online – one HMO and one PPO. Compare and contrast their differences.
6. Visit the Medicare Website (https://www.medicare.gov) Briefly (in 4-5 paragraphs), describe the program as it stands today.