Bob Harper

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

Maintaining A Healthy Body & Mind | Bob Harper Q&A

Joy Behar

Comedian, Actress & Former Co-Host of "The View"

Trisha Yearwood

Emmy Award-Winning Cooking Show Host & NYT Bestselling Author; Country Music Artist

Valerie Bertinelli

Actress & Jenny Craig Brand Ambassador; Starred in Sitcom "Hot in Cleveland"

Graham Elliot

Celebrity Chef & Restaurateur; Judge on Bravo's "Top Chef"

Jo Frost

Jo Frost is an English nanny and the central figure of the reality television programme Supernanny, of which there is both a British and an American version.

Jerry Ferrara

Italian-American Actor; Best Known for his Role as Turtle on HBO's "Entourage"

Kate Gosselin

Reality Television Personality & Author

Delta Burke

Actress & Comedian; Known For "Designing Women"

Jennifer Nicole Lee

Fitness Expert/Model; Author of "The Fitness Model Diet" and "The Mind Body and Soul Diet"

Erik Chopin

Winner of The Biggest Loser Season 3

The Nutrition Twins

College life is full of decisions, and the health decisions that you make affect all areas of your life.

Jay Cardiello

Personal Trainer, Author & Globally-Recognized Fitness and Nutrition Expert

Poonacha Machaiah

Co-Founder, JIYO

Jon Gabriel

Biochemical Researcher Who Lost 220 Pounds

Ann Wilson

American musician, Lead Singer and Songwriter of the Rock Band Heart

Drew Manning

Personal Fitness Trainer, Keto Diet Expert & Author Known for his Fit2Fat2Fit Journey

Obi Obadike

Celebrity Fitness & Nutrition Expert, CEO of Ethical & Co- Author Of "TheCut"

Tim Borys

CEO of FRESH! Wellness Group, Executive Coach & Fitness Author

Heather McFall

Owner of Lake Hypnosis & Founding Member of Master Hypnotists Society