Key Son is a Health and Performance Coach with over 10 years of experience in exercise and nutrition. Son has a Bachelor of Science from Cornell University and is certified by the National Academy of Sports Medicine.

Son is also a Certified Personal Trainer. His clients include Professional Athletes, Actresses, Models, and CEOs. He works in the West Village of New York City.

Son's work has been featured in Allure, Glamour, V Magazine, Elle, Vogue, and Fitness Magazine.