Lisa Leslie

WNBA Champion, Olympic Gold Medalist & Author of "Don't Let the Lipstick Fool You;" Coach of Ice-Cube's BIG3 Basketball League

Nastia Liukin

Olympic Gold Medal Gymnast

Amy Purdy

Former "Dancing with the Stars" Contestant & Paralympic Professional Snowboarder

Derek Hough

Dancer, NYT Bestselling Author, Emmy Award Winner for Outstanding Choreography & Six-Time Champion of ABC's "Dancing with the Stars"

Sara Blakely

Founder & CEO of SPANX, Innovative Entrepreneur, Women Empowerment Speaker, and Philanthropist

Daphne Oz

Emmy Award-winning Television Host, New York Times Bestselling Author, Chef & Entrepreneur

Dr. Travis Stork

Bestselling Author, Emergency Medicine Physician & TV Personality Known for "The Doctors"

Michelle Obama

Former First Lady of the United States & Bestselling Author

Laila Ali

Undefeated Four-Time World Champion Boxer & Lifestyle Expert; Heart Disease Awareness Advocate

Michael J. Fox

Actor, Author and Advocate; Founder, The Michael J. Fox Foundation for Parkinson’s Research

Michael J. Fox on latest Parkinson's research and how he's ...

Jennie Garth

Television Actress & Advocate for the American Heart Association

Michael Strahan

Co-Host of "Good Morning America", "Fox NFL Sunday" Analyst, NFL Hall of Famer & Super Bowl Champion

Michael Strahan and his daughter Isabella, 19, reveal her brain cancer diagnosis in emo...

Joy Bauer

Nutrition and Health Expert on NBC's "Today Show" & Founder of Nourish Snacks

Erin Andrews

Fox Sports Correspondent & Former Co-Host of "Dancing with the Stars"

Dan Buettner

National Geographic Writer, Renowned Explorer & Author of "Blue Zones"

Alice Waters

Executive Chef, Founder & Owner of Chez Panisse; Sustainable Agriculture Advocate

Jillian Michaels

Leading Fitness Expert, Certified Nutritionist, Renowned Life Coach & Powerful Entrepreneur

Alfre Woodard

Emmy Award-Winning Actress; Human Rights Activist

Dr. Mehmet Oz

Cardiothoracic Surgeon; Host of "The Dr. Oz Show;" Columbia University Professor & Author

Dr. Michael Roizen

Chief Wellness Officer at the Cleveland Clinic & Co-Founder of RealAge; Anesthesiologist & Former FDA Advisory Committee Chair