Dominique Dawes

Olympic Gold Medal-Winning Gymnast, Former Co-Chair of President Obama's Council on Fitness, Sports & Nutrition

Phylicia Rashad

Advocate for Children, Women's Issues & Fine Arts; Actress Best Known for "The Cosby Show"

Cheryl Hines

Actress Known for HBO's "Curb Your Enthusiasm;" Heart Disease & Cerebral Palsy Spokeswoman

Bob Harper

Personal Trainer & Former Host of "The Biggest Loser;" Heart Attack Survivor

Ice-T

Rapper, Record Producer, Actor Known for "Law & Order: SVU"

Laila Ali

Undefeated Four-Time World Champion Boxer & Lifestyle Expert

Laila Ali | First Take

Anthony Anderson

Actor, Producer, Comedian, Writer & Game Show Host, Best Known for ABC’s "Black-ish"

Mike Ditka

Pro Football Hall of Famer, Three-Time Super Bowl Champion & Retired Coach of NFL's Chicago Bears

Andie MacDowell

Actress Known for "Four Weddings & a Funeral;" Heart Health Activist

Star Jones

Former Co-Host of "The View", Social Justice & Heart Disease Advocate

Anderson Cooper

Journalist, TV Personality, Anchor of CNN's "Anderson Cooper 360°"

Carla Hall

Celebrity Chef & Former Co-Host of "The Chew"

Jennie Garth

Television Actress & Advocate for the American Heart Association

Jillian Michaels

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

Peyton List

American Actress Best Known for Disney Channel's "Jessie"

Lauren Holiday

Former U.S. Women's Soccer Player, Two-time Olympic Gold Medalist & FIFA World Cup Champion; Brain Tumor Survivor

Vanessa Garrison

Women's Health Advocate, Co-Founder & COO of GirlTrek

T. Morgan Dixon

Women's Health Advocate, Co-Founder & CEO of GirlTrek

Robin Givens

Actress, Author & Domestic Abuse Awareness Advocate

Grace Will Lead Me Home

Uma Valeti

Co-Founder & CEO of Memphis Meats; Cardiologist