How to Optimize Fertility in Males & Females

In this episode, I discuss the mechanisms by which human eggs and sperm are generated, the ovulatory/menstrual cycle, the conception process and overall fertility in males and females. I also explain how, regardless of whether you seek to conceive children, optimizing egg and sperm health is directly related to vitality and longevity. I cover the nutrition-based, behavioral, supplement-based and prescription approaches to optimizing egg and sperm health, the ovulatory/menstrual cycle and fertility. In addition, I explain lifestyle choices that greatly assist or harm fertility—several of which are very surprising. I provide science-based protocols for those trying to conceive children. The tools and principles I discuss can also improve overall vitality and longevity in all people, regardless of age. Note: At the timestamp related to cumulative probability of pregnancy (2:01:30), I misspoke, my apologies. The data in the following graph are correct but the “120%” is not. The appropriate equation is 1-(1-p)^n where p is the probability of getting pregnant in a given cycle and n is the cycle number. Therefore the equation for this scenario is 1-(0.8^6). Using the equation, cumulative probability over 6 cycles is 73.8% (rounded to 3 significant figures). For a visual representation: https://bit.ly/4dxkfPA Thank you to our sponsors AG1 (Athletic Greens): https://athleticgreens.com/huberman Maui Nui: https://mauinuivenison.com/huberman Eight Sleep: https://eightsleep.com/huberman InsideTracker: https://www.insidetracker.com/huberman Momentous: https://www.livemomentous.com/huberman Articles Effects of mobile phone usage on sperm quality – No time-dependent relationship on usage: A systematic review and updated meta-analysis: https://bit.ly/3Horf39 Acupuncture and herbal medicine for female infertility: An overview of systematic reviews: https://bit.ly/3D6QyUW Effect of Zinc Administration on Plasma Testosterone, Dihydrotestosterone, and Sperm Count: https://bit.ly/3XThteZ Cannabis and Male Fertility: A Systematic Review: https://bit.ly/3iXAyOi Tanner Stages: https://bit.ly/3HnYXpo Link Between Body Fat and the Timing of Puberty: https://bit.ly/3Wz9nH8 Timestamps 00:00:00 Fertility, Vitality & Longevity 00:04:24 Maui Nui Venison, Eight Sleep, Momentous 00:08:20 Eggs & Sperm, Genes, Fertilization 00:18:28 Puberty: Gonadotropin Releasing Hormone (GnRH), Melatonin & Leptin 00:23:38 Onset Trends of Puberty, Odors Effects 00:31:24 Female Puberty, Luteinizing Hormone (LH), Follicle Stimulating Hormone (FSH) 00:35:25 AG1 (Athletic Greens) 00:36:34 Ovulatory & Menstrual Cycle 00:40:36 Follicular Phase: Egg Maturation & Ovulation, FSH & Estrogen 00:51:09 Luteal Phase: Progesterone & Estrogen, Menstruation 00:58:14 Ovulation & Libido; Luteal Phase & Malaise; Individual Variability 01:03:14 Inside Tracker 01:04:18 Sex Chromosomes, Sperm 01:11:40 Tool: Testicular Temperature & Fertility 01:17:22 Sperm Production, Seminal Fluid, Vasectomy 01:24:07 Sperm Cells, Mitochondria & Motility, Intercourse Frequency & Fertilization 01:28:31 Sperm Production, GnRH, FSH, LH & Testosterone 01:36:21 Ejaculate Quality, Sperm Counts, Fertilization, Ectopic Pregnancy 01:44:14 Tool: Sexual Intercourse Frequency & Fertilization 01:53:24 Tools: Tracking Ovulation, Libido, Lubricants 01:56:42 Fecundability: Egg Quality & Woman’s Age, Cumulative Pregnancy Rate 02:08:17 Miscarriages, Chromosomal Abnormalities 02:11:23 Female Fertility: Age, Follicle Testing & Anti-Mullerian Hormone (AMH) Testing 02:18:51 Male Fertility: Sperm Analysis, Age 02:24:52 Fertility & Hormone Analysis, Age 02:29:07 Fertility Effects of Sleep, Cortisol/Stress, Cannabis/Nicotine & Alcohol 02:42:40 Fertility, Sexually Transmitted Infections (STIs), Viral Infection & Cystic Fibrosis 02:47:42 Tool: Testicular Temperature & Fertility 02:51:26 Tool: Phones & Sperm Quality 02:58:06 Deliberate Cold Exposure & Fertility, Testicular Temperature, Cortisol/Stress 03:05:43 Fertility, Exercise & Mitochondrial Health; Intermittent Fasting 03:14:46 Testosterone Replacement Therapy & Sperm Production; Supplements 03:20:36 Sex Determination in Offspring, In Vitro Fertilization (IVF), Sperm Fractions 03:32:23 Postcoital Female Position & Fertilization, Sperm Quality 03:36:57 Cannabis & Sperm Motility, Libido, Pregnancy 03:42:33 Acupuncture, Fertility & Pregnancy 03:49:25 Fertility Supplements: L-Carnitine & Allicin, Coenzyme Q10 03:56:18 Fertility Supplements: Inositol, Omega 3 Fatty Acids 04:02:50 Supplements for Hormones: Tongkat Ali, Shilajit, Zinc 04:13:02 Fertility & Prescription Medications 04:16:44 Human Reproduction & Fertility 04:20:12 Zero-Cost Support, YouTube Feedback, Spotify & Apple Reviews, Sponsors, Momentous, Social Media, Neural Network Newsletter Title Card Photo Credit: Mike Blabac - https://www.blabacphoto.com Disclaimer: https://hubermanlab.com/disclaimer

Andrew Hubermanhost

Jan 23, 20234h 22mWatch on YouTube ↗

EPISODE INFO

Released: January 23, 2023
Duration: 4h 22m
Channel: Huberman Lab
Watch on YouTube: ▶ Open ↗

EPISODE DESCRIPTION

In this episode, I discuss the mechanisms by which human eggs and sperm are generated, the ovulatory/menstrual cycle, the conception process and overall fertility in males and females. I also explain how, regardless of whether you seek to conceive children, optimizing egg and sperm health is directly related to vitality and longevity. I cover the nutrition-based, behavioral, supplement-based and prescription approaches to optimizing egg and sperm health, the ovulatory/menstrual cycle and fertility. In addition, I explain lifestyle choices that greatly assist or harm fertility—several of which are very surprising. I provide science-based protocols for those trying to conceive children. The tools and principles I discuss can also improve overall vitality and longevity in all people, regardless of age. Note: At the timestamp related to cumulative probability of pregnancy (2:01:30), I misspoke, my apologies. The data in the following graph are correct but the “120%” is not. The appropriate equation is 1-(1-p)^n where p is the probability of getting pregnant in a given cycle and n is the cycle number. Therefore the equation for this scenario is 1-(0.8^6). Using the equation, cumulative probability over 6 cycles is 73.8% (rounded to 3 significant figures). For a visual representation: https://bit.ly/4dxkfPA Thank you to our sponsors AG1 (Athletic Greens): https://athleticgreens.com/huberman Maui Nui: https://mauinuivenison.com/huberman Eight Sleep: https://eightsleep.com/huberman InsideTracker: https://www.insidetracker.com/huberman Momentous: https://www.livemomentous.com/huberman Articles Effects of mobile phone usage on sperm quality – No time-dependent relationship on usage: A systematic review and updated meta-analysis: https://bit.ly/3Horf39 Acupuncture and herbal medicine for female infertility: An overview of systematic reviews: https://bit.ly/3D6QyUW Effect of Zinc Administration on Plasma Testosterone, Dihydrotestosterone, and Sperm Count: https://bit.ly/3XThteZ Cannabis and Male Fertility: A Systematic Review: https://bit.ly/3iXAyOi Tanner Stages: https://bit.ly/3HnYXpo Link Between Body Fat and the Timing of Puberty: https://bit.ly/3Wz9nH8 Timestamps 00:00:00 Fertility, Vitality & Longevity 00:04:24 Maui Nui Venison, Eight Sleep, Momentous 00:08:20 Eggs & Sperm, Genes, Fertilization 00:18:28 Puberty: Gonadotropin Releasing Hormone (GnRH), Melatonin & Leptin 00:23:38 Onset Trends of Puberty, Odors Effects 00:31:24 Female Puberty, Luteinizing Hormone (LH), Follicle Stimulating Hormone (FSH) 00:35:25 AG1 (Athletic Greens) 00:36:34 Ovulatory & Menstrual Cycle 00:40:36 Follicular Phase: Egg Maturation & Ovulation, FSH & Estrogen 00:51:09 Luteal Phase: Progesterone & Estrogen, Menstruation 00:58:14 Ovulation & Libido; Luteal Phase & Malaise; Individual Variability 01:03:14 Inside Tracker 01:04:18 Sex Chromosomes, Sperm 01:11:40 Tool: Testicular Temperature & Fertility 01:17:22 Sperm Production, Seminal Fluid, Vasectomy 01:24:07 Sperm Cells, Mitochondria & Motility, Intercourse Frequency & Fertilization 01:28:31 Sperm Production, GnRH, FSH, LH & Testosterone 01:36:21 Ejaculate Quality, Sperm Counts, Fertilization, Ectopic Pregnancy 01:44:14 Tool: Sexual Intercourse Frequency & Fertilization 01:53:24 Tools: Tracking Ovulation, Libido, Lubricants 01:56:42 Fecundability: Egg Quality & Woman’s Age, Cumulative Pregnancy Rate 02:08:17 Miscarriages, Chromosomal Abnormalities 02:11:23 Female Fertility: Age, Follicle Testing & Anti-Mullerian Hormone (AMH) Testing 02:18:51 Male Fertility: Sperm Analysis, Age 02:24:52 Fertility & Hormone Analysis, Age 02:29:07 Fertility Effects of Sleep, Cortisol/Stress, Cannabis/Nicotine & Alcohol 02:42:40 Fertility, Sexually Transmitted Infections (STIs), Viral Infection & Cystic Fibrosis 02:47:42 Tool: Testicular Temperature & Fertility 02:51:26 Tool: Phones & Sperm Quality 02:58:06 Deliberate Cold Exposure & Fertility, Testicular Temperature, Cortisol/Stress 03:05:43 Fertility, Exercise & Mitochondrial Health; Intermittent Fasting 03:14:46 Testosterone Replacement Therapy & Sperm Production; Supplements 03:20:36 Sex Determination in Offspring, In Vitro Fertilization (IVF), Sperm Fractions 03:32:23 Postcoital Female Position & Fertilization, Sperm Quality 03:36:57 Cannabis & Sperm Motility, Libido, Pregnancy 03:42:33 Acupuncture, Fertility & Pregnancy 03:49:25 Fertility Supplements: L-Carnitine & Allicin, Coenzyme Q10 03:56:18 Fertility Supplements: Inositol, Omega 3 Fatty Acids 04:02:50 Supplements for Hormones: Tongkat Ali, Shilajit, Zinc 04:13:02 Fertility & Prescription Medications 04:16:44 Human Reproduction & Fertility 04:20:12 Zero-Cost Support, YouTube Feedback, Spotify & Apple Reviews, Sponsors, Momentous, Social Media, Neural Network Newsletter Title Card Photo Credit: Mike Blabac - https://www.blabacphoto.com Disclaimer: https://hubermanlab.com/disclaimer

SPEAKERS

Andrew Huberman
host

EPISODE SUMMARY

In this episode of Huberman Lab, featuring Andrew Huberman, How to Optimize Fertility in Males & Females explores science-Backed Ways Men And Women Can Radically Improve Fertility Health Andrew Huberman explains the neuroscience, endocrinology, and cell biology underlying male and female fertility, focusing on how eggs and sperm are formed, selected, and brought together for fertilization. He details the menstrual/ovulatory cycle, spermatogenesis, and the critical hormonal feedback loops that govern both. The episode then translates mechanisms into practical tools: behaviors, environmental factors, supplements, and medical interventions that can improve egg and sperm quality, conception probability, and pregnancy outcomes. Huberman repeatedly emphasizes that optimizing fertility biology largely overlaps with optimizing overall vitality, hormone health, and longevity, even for people who never plan to conceive.

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