Beauty Bytes with Dr. Kay: Secrets of a Plastic Surgeon™

Kay Durairaj, MD, FACS @beautybydrkay
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Oct 17, 2025 • 8min

771: Mitochondrial Health: The Hidden Foundation of Youth

✨ Your mitochondria are the powerhouses inside every cell — the engines that keep your skin glowing, your brain sharp, and your energy steady. Over time, stress, poor sleep, toxins, and aging can slow them down. When your mitochondria struggle, you feel it everywhere: fatigue, slower recovery, dull skin, inflammation, and accelerated aging. The good news? You can support and rebuild mitochondrial health with smart lifestyle strategies, targeted supplements, and regenerative treatments. 🧬 In this week’s Five Minute Friday, we’re diving into why mitochondrial health matters, how it connects to longevity and beauty, and practical ways to keep your cellular engines strong and youthful.
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Oct 14, 2025 • 41min

770: Redefining Recovery: Stem Cells and Spine Health with Dr. Jeffrey Gross

This week on Beauty Bytes with Dr. Kay, I’m sitting down with Dr. Jeffrey Gross- a board-certified neurological surgeon, spine specialist, and outspoken regenerative medicine advocate who’s redefining what patient care can look like. Licensed in California and Nevada, Dr. Gross runs spine practices in Orange County and Henderson, where he merges advanced surgical techniques with biohacking and longevity medicine. Named a Top Doctor since 2020, he’s recognized for his expertise in treating athletic injuries, performing complex spine procedures, and championing a forward-thinking, patient-centered approach. Certified by the American Board of Neurological Surgery and active in multiple elite surgical societies, Dr. Gross brings sharp clinical insight and a fearless vision for the future of medicine.
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Oct 10, 2025 • 9min

769: The Natural Look: Rhinoplasty Requests and Trends

Rhinoplasty has always been one of the most requested procedures in facial plastic surgery, but in recent years there has been a major shift in what patients are looking for. What are theses requests and what's changed in patient goals? Find out more in today's Five Minute Friday. 
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Oct 7, 2025 • 35min

768: Sleep for Success: Dr. Andrea Mastumura

In this episode of Beauty Bytes with Dr. Kay: Secrets of a Plastic Surgeon, Dr. Kay Durairaj talks with sleep medicine specialist Dr. Andrea Matsumura about the deep connection between sleep and overall health. They discuss the effects of sleep deprivation, the role of melatonin in regulating our circadian rhythm, and how caffeine disrupts restorative sleep. Dr. Matsumura also explains the science behind sleep apnea, the history of the CPAP machine, and how proper sleep impacts more than you think!
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Oct 3, 2025 • 8min

767: Microneedling: Moving the Needle in Skin Rejuvenation and Collagen Reproduction

In this Five Minute Friday, I’m breaking down how advanced microneedling goes way beyond skin-deep results. When paired with powerful treatments like PRP, platelet-derived growth factors (PDGF), and exosomes, microneedling can supercharge your collagen, improve texture, and boost glow. I’ll share the key steps for getting the best outcomes while minimizing risks—so you’ll understand why microneedling still stands as one of the most trusted treatments for facial rejuvenation. Tune in and level up your skin knowledge!
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Sep 30, 2025 • 48min

766: Step Into Health: Mark Sisson on Peluva and the Science of Barefoot Living

Mark Sisson is a former elite endurance athlete, best-selling author, and entrepreneur known for pioneering the Primal lifestyle movement. After founding Primal Kitchen, he launched Peluva with his son Kyle to create a barefoot-style shoe that blends science, comfort, and everyday wearability. Designed with individual toe articulation, zero-drop soles, and lightweight construction, Peluva helps restore natural foot function, improve balance, and enhance posture. Mark’s mission is to reconnect people with the way the body was designed to move, bringing awareness to how modern footwear impacts long-term health.
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Sep 29, 2025 • 6min

765: Five Minute Friday: Chemical Peels and Fall Feels!

Hi loves, welcome to this week's Five Minute Friday! Chemical peels can revitalize your skin and give you a fresh start. There are 3 types of chemical peels, each created to give a different finish and effect. There's superficial, medium-depth, and deep peels. Can you guess which are the most penetrative or light? No need, I'll tell you right now! When your skin is in need of a peel, exfoliation, or pamper session, come see me! Our office staff and services are here to provide you with your dream skin, time and time again. Stay tuned for our upcoming blog post about chemical peels to learn more! If you have a question or something you'd like covered on the podcast, send me a DM or email info@beautybydrkay.com and I'd be happy to respond! Check out my instgram@beautybydrkay Check out my websitewww.beautybydrkay.com Read Dr. Kay's feature on The Hollywood Reporter here!
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Sep 23, 2025 • 46min

764: The Woman Who Brought Botox to Beauty: Dr. Jean Carruthers

In this episode of Beauty Bytes with Dr. Kay: Secrets of a Plastic Surgeon, I sit down with Dr. Jean Carruthers, the globally recognized pioneer who, alongside her husband Dr. Alastair Carruthers, revolutionized aesthetics by introducing Botox as a cosmetic treatment. Her research and vision transformed the field, making Botox the most widely performed cosmetic procedure in the world. We cover today’s most important topics in aesthetics—from current trends shaping the field to the latest Botox research. Dr. Carruthers shares her insights on patient expectations surrounding the molecule, evolving approaches to dosage, and innovative injection techniques. With more than 300 peer-reviewed publications, 70 book chapters, and 9 textbooks to her name, Dr. Carruthers continues to inspire both practitioners and patients worldwide. Her work has been featured in Vogue, Allure, Time, Newsweek, and The New York Times, as well as on platforms like 20/20 and TED.
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Sep 19, 2025 • 17min

763: Salmon DNA: Would You Inject This into Your Face?

Polynucleotides, Skin Boosters, Patient Safety - Join us in this week's Five Minute Friday as we explore the fascinating world of polynucleotides, a groundbreaking development in aesthetics! Dr. Kay shares her insights on how these DNA-derived substances, particularly from highly purified salmon sperm, are making waves in Korea and now catching attention in the U.S. We discuss the molecular biology behind polynucleotides, along with their role in enhancing skin health, boosting fibroblast activity, and aiding in tissue regeneration. With various applications, including injectable forms and topical treatments, polynucleotides could be compared to the likes of other popular skin boosters. From the benefits to potential risks, we urge our listeners to stay informed and cautious about adopting these new treatments - stressing the importance of FDA approval and thorough vetting to ensure patient safety. Tune in for the latest advancements in aesthetic medicine and how to integrate cutting-edge science into your practice responsibly!
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Sep 16, 2025 • 1h 2min

763: Longevity, Love & Wellness: Insights from Susan Bratton

Susan Bratton is an intimacy expert, entrepreneur, and trusted voice in the field of sexual wellness and personal relationships. Known as the “Dear Abby of Sex,” she is the co-founder and CEO of Personal Life Media, where she creates and shares programs that help people improve intimacy, communication, and connection with their partners. Through her work, Susan empowers individuals and couples to reignite passion, expand their intimacy skills, and enjoy fulfilling, lifelong relationships- all things we expand on in today's episode.

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