DHEA has long been purported to increase testosterone and muscle mass in bodybuilders but studies show that’s not the case. DHEA doesn’t have any effect on testosterone and will not increase gains from a resistance training program. A few studies do show mild cognitive benefits in older individuals while many other studies show no benefit, so the evidence for older adults is inconclusive.

From being a mediocre athlete, to professional powerlifter and strength coach, and now to researcher and writer, Charlie combines education and experience in the effort to help Bridge the Gap Between Science and Application. Charlie performs double duty by being the Content Manager for The Muscle PhD as well as the Director of Human Performance at the Applied Science and Performance Institute in Tampa, FL. To appease the nerds, Charlie is a PhD candidate in Human Performance with a master’s degree in Kinesiology and a bachelor’s degree in Exercise Science. For more alphabet soup, Charlie is also a Certified Strength and Conditioning Specialist (CSCS), an ACSM-certified Exercise Physiologist (ACSM-EP), and a USA Weightlifting-certified performance coach (USAW).