Dr. Brendan McCarthy

Welcome to the podcast with Dr. Brendan McCarthy!   PMS isn’t just a hormone issue—it affects relationships too. In this episode, Dr. McCarthy breaks down how hormone shifts impact emotions, communication, and connection. It’s a message for men who want to understand what’s really going on—and how to show up better. 💡 Topics: Why PMS can trigger relationship tension The science behind progesteron...

Welcome to the podcast with Dr. Brendan McCarthy!   Today he continues answering your most pressing questions about testosterone and hormone therapy in Part 2 of our Testosterone Q&A series.   In this episode, Dr. McCarthy dives into: Why your labs can look "normal" while you still feel terrible The difference between DHEA and actual testosterone therapy The role of sex hormone-binding globuli...

Welcome to the podcast with Dr. Brendan McCarthy!   In this episode, I’ll be responding to your questions and comments. As always, thank you for being part of this community. Your questions fuel these episodes — and I’m honored to keep showing up for you. 🧪 Have questions about your labs? Drop them in the comments — I may cover them in the next episode. 💬 Yes, I do read them (even in movie previ...

Welcome to the podcast with Dr. Brendan McCarthy!   In this episode, he dives deep into the powerful potential, and the necessary precautions, of testosterone replacement therapy (TRT) in women. He shares why this once-taboo treatment is gaining traction, how it may reduce the risk of breast cancer by up to 50%, and why lab testing and clinical nuance are absolutely non-negotiable. Dr. McCarthy al...

Welcome to the podcast with Dr. Brendan McCarthy!   In this deeply personal episode, he shares why lab work—especially testing FSH (Follicle Stimulating Hormone)—is non-negotiable in hormone replacement therapy.   This is not about gatekeeping. It’s about understanding. It’s about caring. Dr. McCarthy recounts a formative memory of meeting a woman who underwent surgical menopause and was never tol...

Welcome to the podcast with Dr. Brendan McCarthy!   In this video, Dr. Brendan McCarthy breaks down common misconceptions about hormone testing and treatment during perimenopause — including why many influencers and physicians get it wrong. From the misuse of expensive boutique tests like the Dutch test, to the dangers of suppressive hormone therapies without proper lab monitoring, Dr. McCarthy ex...

Welcome to the podcast with Dr. Brendan McCarthy!   Can you start hormone replacement therapy (HRT) or bioidentical hormones without lab testing? Technically—yes. But should you? In this episode, Dr. Brendan McCarthy, Chief Medical Officer of Protea Medical Center, shares his medical perspective on why skipping labs could put your health at risk. Responding to viral videos that suggest lab work is...

Welcome to the podcast with Dr. Brendan McCarthy!   This episode takes you deep into the real-world practice of prescribing testosterone therapy for women. This is not a high-level overview—this is a nuts and bolts breakdown: ✅ Who it's for ✅ How it's dosed ✅ What labs to run ✅ What delivery methods are safest ✅ Why it's often done wrong—and how to get it right   With over 20 years of clinica...

Welcome to the podcast with Dr. Brendan McCarthy!   In this episode we dive deep into one of the most misunderstood and debated topics in hormone health: testosterone replacement therapy (TRT) for women. You may have heard horror stories—or glowing reviews. But what’s the truth? Dr. McCarthy discusses: - Why testosterone matters for women’s health - How it affects brain chemistry, mood, bone densi...

Welcome to the podcast with Dr. Brendan McCarthy!   Today’s episode is all about testosterone therapy in women—a topic that’s often misunderstood, highly debated, and rarely taught in depth. I’m sharing what I’ve learned over my years of clinical experience, how I approach testosterone use in women safely, and why the conversation around it needs to evolve.   Dr. Brendan McCarthy founded Protea Me...

Welcome to the podcast with Dr. Brendan McCarthy!   Explore how progesterone travels through the body depending on the method of delivery—oral, transdermal, or injection. Dr. McCarthy explains why certain forms may not be effective for all patients and discusses how the body metabolizes progesterone, influencing its therapeutic impact. This episode is essential for anyone considering or currently...

Welcome to the podcast with Dr. Brendan McCarthy!   Today’s episode is all about answering YOUR submitted questions — real concerns from real women — about hormone therapy, reverse responses to progesterone, MTHFR, estrogen detoxification, and more. This episode is packed with insights to help you better understand your body and your options.    Dr. Brendan McCarthy founded Protea Medical Center i...

Welcome to the podcast! In this deeply personal Q&A episode, Dr. Brendan McCarthy—Chief Medical Officer at Protea Medical Center—responds to your most powerful and vulnerable questions about hormone replacement therapy, including: - Why some women reverse-respond to progesterone - What to do when testosterone creams trigger migraines - How to safely navigate HRT with MTHFR or methylation issue...

Welcome to the podcast with Dr. Brendan McCarthy! Welcome to Part 3. In this episode, Dr. McCarthy dives deep into the complex world of reverse responders—women who experience increased anxiety or worsened symptoms from progesterone instead of the calming effects it typically provides.   If you’ve felt forgotten or unsupported in your hormone journey—this episode is for you.   Dr. Brendan McCarthy...

Welcome to the podcast with Dr. Brendan McCarthy!   While progesterone is often prescribed for its calming and hormone-balancing effects, some women experience the exact opposite—increased anxiety, depression, and emotional instability. This phenomenon, known as reverse responding, is more common than many realize. In this episode we explore: The neurological effects of progesterone and why it can...

Welcome to the podcast with Dr. Brendan McCarthy! Today he addresses a topic many women have been waiting to hear more about: why some people don't tolerate progesterone well. Often overlooked in both conventional and alternative medicine, "reverse responders" experience heightened anxiety, insomnia, or mood shifts when taking progesterone — a reaction that defies the standard approach. Dr. McCart...

Welcome to the podcast with Dr. Brendan McCarthy! In this episode we're wrapping up our migraine series by answering your most frequently asked questions. Dr. Brendan McCarthy, Chief Medical Officer at Protea Medical Center, dives deep into the science behind progesterone, its effects on the brain, and why some people experience negative reactions. He also discusses estrogen therapy, common side e...

Welcome to the podcast with Dr. Brendan McCarthy! In this episode, we dive into the complexities of migraines, particularly the role of triptans in treating them. Dr. McCarthy addresses a common misconception about migraine pathophysiology, discusses the importance of lifestyle and genetic factors, and explains why understanding the root causes of migraines is crucial for effective treatment. He e...

Welcome to the podcast with Dr. Brendan McCarthy! In this episode we dive deep into the root causes of migraines in women, with a focus on the powerful role of progesterone and the GABA pathway. Learn why simply treating symptoms with medication isn’t enough and how understanding hormone balance can lead to long-term relief. This is part two of our migraine series, where we explore how estrogen an...

Welcome to the podcast with Dr. Brendan McCarthy! In this episode we go over the connection between estrogen and migraines. He explores how hormone fluctuations can trigger migraines, the role of serotonin, and how proper medical testing can lead to better treatment options. Dr. McCarthy also addresses common failures in traditional medicine, the importance of a full neurological workup, and why b...

Welcome to the podcast with Dr. Brendan McCarthy! In this episode we dive into headaches—particularly how women suffer from them more frequently than men. If you’ve been dealing with headaches that no one seems to understand, you’re not alone. This series is designed to offer insight and actionable advice, empowering you with the information you need to address the root causes of your pain.   Dr....

Welcome to the podcast with Dr. Brendan McCarthy, Chief Medical Officer of Protea Medical Center in Tempe, Arizona. Your feedback and comments shape the discussions we have here—because your voice matters. In this episode, Dr. McCarthy addresses some of the most common questions and misconceptions about menopause and hormone replacement therapy (HRT). He breaks down the science, clears up misunder...

Welcome to the podcast with Dr. Brendan McCarthy! We continue our menopause series as we dive into the treatment segment! Struggling with menopause symptoms like hot flashes, mood swings, or sleep issues? Hormone therapy (HRT) could be the solution! In this video, we break down how hormone treatment works, its benefits, risks, and who it’s best for. Learn the facts and take control of your health...

Welcome to the podcast with Dr. Brendan McCarthy! We continue our menopause series as we dive into the treatment segment! Struggling with menopause symptoms like hot flashes, mood swings, or sleep issues? Hormone therapy (HRT) could be the solution! In this video, we break down how hormone treatment works, its benefits, risks, and who it’s best for. Learn the facts and take control of your health...

Welcome to the podcast with Dr. Brendan McCarthy! Are you experiencing changes in your body and wondering if it might be menopause? I’ll guide you through the key signs and symptoms of menopause, the role of hormonal changes, lab values and how to approach an accurate diagnosis. Understanding your body is the first step to managing this transition effectively. This is Part 2 of 4   Dr. Brendan McC...