Table 1: Differentiation among medical systems.

Preventative medicineLifestyle medicinePersonalized medicineFunctional medicinePersonalized lifestyle medicine

(i) Public health recommendations from opinion leader organizations
(ii) Generalized guidelines
(iii) Focused on prevention rather than treatment
(i) Could be preventive or therapeutic guidelines
(ii) Encompasses a broad set of therapies related to one’s living and behavioral patterns
(iii) Practiced by wide range of medical professionals
(i) Focused on therapeutic strategies involving individualized pharmaceutical prescriptions for improved safety and efficacy
(ii) Genomics as foundational tool
(iii) Investigational and research driven
(iv) Practiced by physicians
(v) Patient-centered treatment
(i) Operational system developed to assess a patient’s etiology and to devise a treatment protocol to address underlying causes
(ii) Composed of multiple heuristics to lead the process of the therapeutic encounter
(iii) Involves training and certification
(iv) Focus on disease origin
(i) Next generation of medicine
(ii) Tailored lifestyle medicine prescriptions directed to the individual based on diagnostics, including genomics and epigenetic information
(iii) Uses functional medicine as the underlying operating system but requires the integration of other medical systems
(iv) Patient-centered outcomes