No, you do not need a health professional to read the Pathway Planners to you, however you will need a basic understanding of epigenetics, biological pathways in the body, and nutrigenomics.
Please see this article Where to Start? to learn more about how to read and use this tool.
Tip: Start by finding something on the Pathway Planner that you already know and recognize. Many people know what homocysteine is, so start there and look all around the homocysteine. Study what is around it, and learn what affects it!