Layne Norton is a physique coach, a natural professional bodybuilder and powerlifter, and holds a Ph. D. innutritional sciences.
Dr. Spencer Nadolsky is an obesity and lipid specialist physician who focuses on exercise and nutrition as medicine.
Nephrologists are doctors who specialize in conditions that affect the kidney. Kidney issues are on the rise around the world, with millions of people each year undergoing treatments for kidney injury or chronic kidney disease (CKD).