Dr. Thomas O'Connor is the first American board-certified internist to focus his medical practice specifically on the health and recovery of individuals who use anabolic steroids and androgens.
He founded Testosteronology®, a dedicated subspecialty of internal medicine that addresses steroid-induced hypogonadism and associated cardiovascular and metabolic concerns.
Dr. O'Connor has over 20 years of experience treating men and women with a history of anabolic steroid, SARM, and PED use. He has been a board-certified MD since 2005 and provides guidance on harm reduction methodologies.
Dr. O'Connor is a clinical instructor at the University of Connecticut School of Medicine and has been featured in various media publications, including Generation Iron, Dr. Phil, National Geographic, The New York Times, Muscle and Fitness, and others.
Dr. O'Connor also co-authored the largest survey on anabolic steroid use, which involved 2,385 men and was published in the peer-reviewed American Journal of Men’s Health. He holds active medical licenses in Connecticut and Florida.
Post-cycle therapy (PCT) is the phase when a bodybuilder utilizes medication(s) to restore endogenous (natural) testosterone production. Anabolic steroids impair the hypothalamic-pituitary-testicular axis (HPTA) function, as the body detects excessively high serum testosterone levels. Consequently, the body signals to cease testosterone production in a bid to maintain homeostasis by inhibiting gonadotropin-releasing hormone (GnRH). This decreases […]
Anavar (oxandrolone) is an oral anabolic steroid created in 1962 to promote lean muscle mass in those suffering from muscle-wasting conditions. The other main objective when formulating Anavar was to create a mild drug with few side effects so women and children could safely take it. In 1964, an American pharmaceutical company named G.D. Searle […]
Contents1 What is Anavar?2 Is Anavar Toxic?3 Anavar Cycles4 Anavar-Only Cycle5 Anavar and Testosterone6 Anavar and Winstrol7 Anavar and Clenbuterol8 Frequently Asked Questions What is Anavar? Anavar, or oxandrolone, is one of the most commonly used anabolic steroids, with both men and women cycling it. Some bodybuilders utilize Anavar all year round, similar to testosterone […]
Our abdominal muscles are stimulated constantly throughout the day, contracting each time we cough, walk up the stairs, bend down to pick something up, or turn to move in a different direction. Our abdominals work as stabilizer muscles; thus, without sufficient strength in this region, we’d lose our balance and topple over. However, having minimal […]
Below are 50 tried-and-tested tips for hard-gainers and skinny guys wanting to bulk up (and thus increase muscle hypertrophy and strength). 1. Limit your cardiovascular and aerobic activities. Some cardiovascular exercise will help to maintain your aerobic ability during the bulking phase; however, moderate to high amounts of cardio will burn excessive amounts of calories, limiting […]
