Final answer:
The Patient Protection and Affordable Care Act (Obamacare) is a healthcare reform implemented by former President Obama. It aimed to provide affordable healthcare coverage for all Americans and improve the quality of healthcare.
Step-by-step explanation:
The Patient Protection and Affordable Care Act (PPACA), commonly known as Obamacare, is a healthcare reform implemented by former President Obama. It aimed to provide affordable healthcare coverage for all Americans and improve the quality of healthcare. One key feature of Obamacare is the individual mandate, which requires most Americans to have health insurance or pay a penalty. It also included the expansion of Medicaid, the creation of health insurance exchanges, and the prohibition of insurance companies from denying coverage based on pre-existing conditions.