Functional therapy

Find a research article in a peer-reviewed source about a successful functional therapy. 
Summarize the article by answering the following question:

What is the therapy?
How is the therapy used for illness prevention, health promotion, and heath restoration?
Give an example of how this therapy can empower patients?
Identify the actions you can take to work with patients who use functional medicine and safeguard a patient’s rights that choose to use this therapy.
What are some of the limitations of this therapy?
Include any other pertinent information.

The article chosen must be within the last 5 years
must be 3-4 pages excluding title page and reference page
use proper apa 7th edition format
include at least 5 references all within the last 5 years