Browse - Most popular shows featuring: diet^x

Identical twins change their diets and lifestyles for eight weeks in a unique scientific experiment designed to explore how certain foods impact the body.

Live to 100: Secrets of the Blue Zones takes members around the world to investigate the diet and lifestyles of those living the longest lives. Explore the original blue zones, be immersed in their culture and lifestyles, and see how Blue Zones is applying the research in communities across the United States.

Kate Quilton investigates the purported health benefits of superfoods, meeting leading scientists, nutritionists and dieticians to learn which are worth the money. She begins by finding out whether kale has a secret power that could help the eye, discovers if grapefruit can help fight fat, and uncovers the truth about sugar substitute xylitol and looks at whether it could actually be good for teeth.