

Dr. Thomas O'Connor, an expert Internal Medicine specialist with over two decades of dedicated patient service since 2003, has honed his expertise in the nuanced realm of androgenic health. From corporate executives to professional bodybuilders and powerlifters, his focus has consistently been on guiding individuals who engage with androgen’s towards optimal health outcomes. Through the lens of Testosteronology®, a subset of Internal Medicine, Dr. O'Connor is now spearheading the expansion of this discipline into mainstream healthcare, driven by his enduring vision of providing exemplary care to a million men and women using androgens worldwide.
Watch this 3 and a half minute video explaining the course and certification process:

Welcome to The Testosteronology Certified Androgen Specialist Course, a program meticulously crafted for healthcare providers that can prescribe testosterone in their state or country such as Nurse practitioners (NPs), Physician Assistants (PA), and physicians (MDs/DOs) seeking to augment their proficiency in sub-specialization.
Our curriculum, developed by Dr. Thomas O’Connor, a preeminent figure in Testosterone Replacement Therapy, Anabolic/Androgenic Steroid Harm Reduction Strategies and Internal Medicine, integrates his esteemed ABCD’S™ Philosophy with the structured framework of the Testosteronology® Training Guide.
Testosteronologists™ are an elite team of healthcare providers, hand-selected by Dr. O’Connor to receive his certification to provide the highest standard of care for people on androgens worldwide. The program is $2,500 annually or $250 monthly.

Health Care Professionals will participate in a series of educational sessions that will prepare them for the most common of scenarios.
Receive education to be fully equipped on how to assess blood labs from the most challenging of patients.
Be part of the Testosteronology™ world wide directory. Allow us to bring you new patients that are looking for excellence in service regarding androgen therapy.
Interaction with ABCD’S, Personal Preventive Health Tool™ data with your patients approval.
Use the full power of the Testosertonology™ App through it’s many features.
The Testosteronology™ App has members from all over the world- exemplifying a richness in multi-cultural diversification.
The Testosteronology® Certification Course is a program comprised of seven comprehensive modules aimed at equipping healthcare professionals with the necessary expertise in hormone optimization. Each module delves into crucial aspects of patient care, guided by the esteemed philosophy of Dr. Thomas O'Connor, renowned in the field of hormonal health.
Since 2005, Dr. O'Connor has been a board certified internal medicine physician and clinic instructor of medicine at the University of Connecticut School of Medicine. He is a published academic researcher and co-authored the world's largest published anabolic androgenic steroid survey. He's the author of America on Steroids: A Time to Heal, and is well known as the "Anabolic Doc" due to his skill and experience in caring for men on TRT and anabolic steroids. His expertise in this area has been sought extensively by top media outlets including Dr. Phil, GQ Magazine, Hulu, Vice TV, National Geographic, Generation Iron, Muscular Development Magazine, Muscle and Fitness, and The New York Times. He is regularly featured in private film productions worldwide. His YouTube channel Anabolic Doc continues to grow, with hundreds of thousands of subscribes. Dr. O'Connor has produced over 400 educational videos on anabolic steroids with a focus on harm reduction as men and women throughout the world have trusted him as their premier medical expert on anabolic steroids and testosterone replacement therapy. Now, Dr. O'Connor is 100% focused on bringing his Testosteronology® specialty and training to the next generation of Testosteronologists™ to the world marketplace - so that every man and woman may access everything he has created, to Stay Strong & Healthy!



