Dr. Darling currently serves as Medical Director at Crisis24 Private Strategic Group and is renowned for his expertise in precision health, emergency response, and global health initiatives. He has held key leadership positions throughout his career, including serving as the White House Physician to the President of the United States. 

After completing his tour as White House Physician, Dr. Darling served as an emergency physician, flight surgeon, and Director of the Aeromedical Isolation Team for the Operational Medicine Division of the U.S. Army Medical Research Institute of Infectious Diseases (USAMRIID). In the latter role, he specialized in mitigating the medical consequences of biological weapons and bioterrorism.  

Dr. Darling has also served as the Director of the Navy Medicine Office of Homeland Security, where he guided Navy Medicine in preparing for the medical and public health consequences of natural and man-made disasters in hospitals and clinics throughout the world. He has provided primary care and protective medical support services in more than 40 countries with no Western-style backup medical care.  

His background in preventive and lifestyle medicine aligns seamlessly with the ANA’s mission to champion the science and practice of personalized nutrition for optimal health.