By Ingrid S. Clay

By Ann Swanson

By Michael James Wong and The Boys of Yoga

By Laura Meyer

By Emily English

By Sophie Waplington

By Tim Spector

By David Gillespie

By Timothy Ferriss

By Dr Michael Mosley

By Samer Nashef

By Steven Kotler

By Suzanne Mulholland

By Amy Ramos and Amanda C. Hughes

By Manny Noakes

By Dr Jason Fung

By Dr Rupy Aujla

By Katarina Cermelj

By Megan Ramos

By Niki Bezzant

By Dr Dr Michael Mosley

By Dr Michael Mosley

By Justine Pattison and Dr Clare Bailey

By Will Bulsiewicz

By Graeme Tomlinson

By Lonneke Botello Hernandez

By James Colquhoun and Laurentine ten Bosch

By James Colquhoun and Laurentine ten Bosch

By Dr Saira Hameed

By Dr Mary Claire Haver

By Niall Kirkland and The Good Bite

By Christine Bailey

By MD, Steven R. Gundry

By Emily Kyle MS, RDN, HCP and Chef Phil Kyle

By Dr. Alan Christianson

By Dr Catherine Itsiopoulos

By Emeran Mayer

By Arthur Agatston

By Alison Maclean

By Bradley J Willcox and Craig D Willcox and Makoto Suzuki

By Alexandra Sowa

By Simon Hill

By Richard Askwith

By Emma Coburn

By Rhiannon Lambert

By Lucy Upton

By WW (weightwatchers reimagined)

By Wim Hof

By Annie Grace and William Porter

By Nicola Jane Hobbs

By Kane Brisco

By Timothy Ferriss

By Chris van Tulleken

By MD, Steven R. Gundry

By Johannes Cullberg

By Tatiana Elle

By Annabel Streets

By John Seymour

By David Perlmutter

By Caroline Idiens

By Christina Kynigos

By Alex Hughes

By Kay Allinson and Kate Allinson

By Chris Napier

By Kylie Sakaida

By Saffron Hooton

By Michael Joseph Gross

By Victoria Black and Gen Davidson

By Dr Jonathan Aviv

By Sandor Ellix Katz

By Jessica Shand

By Lisa Hood

By Dr. Steven R Gundry, MD

By Mark Hyman

By Milli Hill

By Rob Hobson

By Dave Letele