Mark Sisson

Mark Sisson is a former elite endurance athlete turned health and fitness expert, best known as the founder of the "Primal Blueprint" lifestyle approach and author of several bestselling books on ancestral health. He advocates for low-carb, high-fat nutrition combined with functional fitness, drawing from evolutionary biology to optimize modern health. Sisson has built a significant following through his blog Mark's Daily Apple and has become a prominent voice in the paleo and primal health movement.