PHAIN.health (meaning “to shed light” in Greek) is a Precision Health AI Navigator founded by former Merck executive and physician Dr. John Cai to empower patients and tackle the high costs associated with non-communicable diseases (NCDs) like cancer, mental illness, diabetes, and obesity.  

PHAIN.health (meaning “to shed light” in Greek) is a Precision Health AI Navigator founded by former Merck executive and physician Dr. John Cai to empower patients and tackle the high costs associated with non-communicable diseases (NCDs) like cancer, mental illness, diabetes, and obesity.