Male fertility is declining, and most men have no idea why.In this episode of The Dr. Gabrielle Lyon Show, Dr. Gabrielle Lyon sits down with Dr. Michael Eisenberg, Director of Male Reproductive Health at Stanford University and Chief Medical Advisor of SwimClub, to break down what truly determines sperm health and reproductive success.They discuss:How metformin, GLP-1 medications, testosterone therapy, and anabolic steroids affect male fertilityWhy sperm count is a powerful biomarker for long-term health and longevityThe role of sleep, muscle mass, exercise, diet, marijuana, and environmental toxins like microplasticsWhether platelet-rich plasma, or PRP, can help severe male infertilityDaily habits that quietly reduce a couple’s chances of conceivingIf you care about fertility, hormones, metabolic health, or the future of men’s health, this conversation is essential.Want ad-free episodes? Subscribe to Forever Strong Insider: https://foreverstrong.supercast.comThank you to our sponsors: BodyHealth - Get 20% off your first order with code LYON20 https://www.bodyhealthaffiliates.com/73L4QL3/7XDN2/Carol Bike - Visit https://carolbike.com/ and use code LYON for $100 off your CAROL BikeOneSkin - Get 15% off at https://www.oneskin.co/ with code DRLYONFind Dr. Michael Eisenberg at: Eisenberg Lab: https://med.stanford.edu/eisenberglab.htmlLinkedIn: https://www.linkedin.com/in/michael-eisenberg-9230a429X: https://x.com/DrMEisenbergFind Dr. Gabrielle Lyon at: Instagram:@drgabriellelyonTikTok: @drgabriellelyonFacebook: facebook.com/doctorgabriellelyonYouTube: youtube.com/@DrGabrielleLyonX (Twitter): x.com/drgabriellelyonApply to become a patient – https://drgabriellelyon.com/new-patient-inquiry/Join my weekly newsletter – https://institute-for-muscle-centric-medicine.ck.pageOrder my new book - https://www.amazon.com/exec/obidos/ASIN/1668085623Chapters: 00:00 Sex habits, libido, GLP-1s, and what counts as male infertility01:46 Metformin and male fertility, what the Denmark study found07:27 How long sperm take to regenerate after meds, illness, or chemo09:24 GLP-1 medications, weight loss, and semen quality in men10:52 Testosterone therapy, anabolic steroids, and why sperm shuts down16:41 Sperm as a vital sign, fertility as a window into long term health19:14 Microplastics and environmental toxins found in semen22:21 Paternal age and sperm quality, DNA fragmentation and pregnancy risk26:03 Supplements and nutrients for sperm quality, what matters and why30:00 Sex frequency, masturbation, libido, and fertility myths35:38 Male infertility guidelines and medications that quietly lower fertility48:41 Semen quality and future disease risk, diabetes, cancer, mortality54:45 Anabolic agents, sperm banking, and how long frozen sperm lasts1:04:14 PRP for severe male infertility, azospermia and real outcomes1:16:41 New frontiers in male fertility, immune profiles, genomics, omicsDisclaimers: This episode includes paid sponsorships.The Dr. Gabrielle Lyon Podcast and YouTube are for general information purposes only and do not constitute the practice of medicine, nursing, or other professional health care services, including the giving of medical advice, and no doctor/patient relationship is formed. The use of information on this podcast, YouTube, or materials linked from this podcast or YouTube is at the user's own risk. The content of this podcast is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Users should not disregard or delay in obtaining medical advice for any medical condition they may have and should seek the assistance of their health care professional for any such conditions.