Subscribe for free to Dr. Greger's videos at bit.ly Donate at bit.ly DESCRIPTION: One mechanism by which caloric restriction may extend one's lifespan is by upregulating dehydroepiandrosterone (DHEA), the most abundant steroid hormone in the human body. DHEA supplements are discouraged, but there may be a natural way to conserve levels as we age. Foods can also cause undesirable hormone imbalances. See for example Dairy Hormonal Interference (nutritionfacts.org Meat Hormones & Female Infertility (nutritionfacts.org The Acne-Promoting Effects of Milk (nutritionfacts.org Anabolic Steroids in Meat (nutritionfacts.org Dairy & Sexual Precocity (nutritionfacts.org and Xenoestrogens & Early Puberty (nutritionfacts.org Other videos on stress reduction include Antioxidant Level Dynamics (nutritionfacts.org and Improving Mood Through Diet (nutritionfacts.org Plant-based diets are one of my most popular topics, spanning more than 100 videos (nutritionfacts.org but I also cover another thousand nutrition subjects at (nutritionfacts.org Have a question for Dr. Greger about this video? Leave it in the comment section at nutritionfacts.org and he'll try to answer it!