Personalized Care.
Rooted in Science.
Designed for you.

Dr. Henry Legere is a Harvard-trained immunologist, physician, and healthcare entrepreneur who believes medicine should be both deeply scientific and deeply human.


He has spent his career building technology-enabled models of care that make personalized medicine more precise and accessible.


His focus on longevity and whole-body health is personal. Through his own experiences and those close to him, he saw how often care is fragmented, reactive, and disconnected from the individual.


Through KINSYN, he is building a new model of care, combining immunology, longevity science, and digital innovation to deliver personalized wellness that is accessible, modern, and truly human.