What are the individual or group behaviors that can positively or negatively impact health care outcomes?

: What are the individual or group behaviors that can positively or negatively impact health care outcomes?Q2: What barriers can present to limit access to the US health care systems?Q3: How is medical care organized in the United States?Q4: What is high quality health care?Q5: What are some of the issues that made headlines in recent years, including high cost of pharmaceuticals which may be unethical but may not be necessarily illegal?