The Testosterone Collapse: What's Really Behind It and How to Fight Back

What if one of the most important health crises affecting men today wasn't being caused by aging, but by the environment we live in? In this eye-opening solo episode, Darin Olien investigates the alarming decline in testosterone levels, fertility, and reproductive health among men worldwide. Drawing on decades of research, epidemiological studies, environmental science, endocrinology, and public health data, Darin examines the growing evidence connecting endocrine-disrupting chemicals, microplastics, sleep deprivation, chronic stress, poor lifestyle habits, and environmental toxins to declining testosterone levels across generations. From BPA, phthalates, atrazine, PFAS, and microplastics to sleep quality, circadian rhythms, cholesterol metabolism, cortisol regulation, and natural testosterone-supporting strategies, this episode explores what may be one of the most underreported public health issues of our time—and what men can do to take control of their health today.     What You'll Learn Why testosterone levels have been declining for decades The startling research on global sperm count decline How endocrine-disrupting chemicals interfere with hormone production Why BPA and phthalates may disrupt testosterone synthesis The role of atrazine, PFAS, and environmental toxins How chronic stress diverts resources away from testosterone production Why sleep may be the most important testosterone intervention The connection between cholesterol and hormone production How microplastics are being found throughout the human body The surprising relationship between statins and testosterone levels Natural lifestyle strategies that support healthy hormone production Practical steps to reduce environmental exposure and improve health     Chapters 00:00:00 – Welcome to SuperLife 00:00:33 – Sponsor: Fatty15 and cellular health 00:04:17 – The testosterone collapse explained 00:04:51 – Testosterone levels have been declining for decades 00:06:03 – Global sperm count decline and accelerating trends 00:07:02 – Why treating symptoms misses the root cause 00:07:27 – The hidden public health crisis 00:08:03 – Why low testosterone isn't just about aging 00:09:12 – Why hormone health affects longevity 00:09:53 – Low testosterone and increased mortality risk 00:10:35 – Testosterone's role in metabolism and cardiovascular health 00:11:27 – Endocrine-disrupting chemicals and hormone disruption 00:12:44 – BPA and its effects on testosterone production 00:13:59 – Phthalates and their impact on hormone pathways 00:16:00 – Glyphosate, atrazine, and pesticide exposure 00:17:07 – PFAS and reproductive health concerns 00:17:55 – Environmental toxins and population-wide effects 00:18:11 – Sponsor: Shakeology 00:20:02 – Cholesterol and hormone production 00:20:53 – Chronic stress and cortisol dominance 00:21:45 – Actionable solutions begin 00:21:56 – Why sleep is essential for testosterone production 00:23:07 – How sleep deprivation rapidly lowers testosterone 00:23:21 – Light pollution and circadian disruption 00:23:41 – Foods and nutrients needed for hormone health 00:24:23 – Microplastics and testicular tissue 00:24:53 – Statins and unintended hormonal consequences 00:25:39 – A practical testosterone sovereignty protocol 00:25:48 – Water filtration and reducing toxic exposure 00:26:13 – Eliminating plastics and fragrance chemicals 00:26:35 – Why organic food matters 00:26:45 – Sunlight and vitamin D 00:27:05 – Magnesium, omega-3s, and iodine 00:27:26 – Pine pollen and natural androgen support 00:28:01 – Tongkat Ali and ashwagandha 00:28:48 – Strength training and lifestyle interventions 00:29:10 – Habits that naturally support testosterone 00:29:27 – Darin's approach to healthy aging 00:29:37 – Plants, herbs, and common sense 00:29:51 – Reclaiming your health and sovereignty 00:30:00 – Final thoughts and closing message     Thank You to Our Sponsors Fatty15: Get an additional 15% off their 90-day subscription Starter Kit by going to fatty15.com/DARIN and using code DARIN at checkout. Shakeology: Get 15% off with code DARINO1BODI at Shakeology.com.     Join the SuperLife Patreon: This is where Darin now shares the deeper work: - weekly voice notes - ingredient trackers - wellness challenges - extended conversations - community accountability - sovereignty practices Join now for only $7.49/month at https://patreon.com/darinolien     Find More from Darin Olien: Website: darinolien.com Instagram: @darinolien Book: Fatal Conveniences Platform & Products: superlife.com New Show: Roadmap to Happiness     Key Takeaway "The testosterone crisis may be about far more than aging. It may be a reflection of the modern environment itself—one increasingly saturated with endocrine-disrupting chemicals, chronic stress, poor sleep, circadian disruption, and toxic exposures. While many of these forces feel outside our control, the encouraging reality is that many of the most powerful interventions remain accessible: improving sleep, reducing toxic load, eating whole foods, getting sunlight, managing stress, exercising regularly, and reclaiming responsibility for our health. The goal isn't fear. The goal is awareness—and action."     Bibliography/Sources: The Decline — Primary Research Levine, H., Jørgensen, N., Martino-Andrade, A., et al. (2022). Temporal trends in sperm count: A systematic review and meta-regression analysis of samples collected globally in the 20th and 21st centuries. Human Reproduction Update, 29(2), 157–176. https://doi.org/10.1093/humupd/dmac035 Lokeshwar, S. D., Patel, P., Fantus, R. J., et al. (2021). Decline in testosterone levels in men aged 15–40: Results from the National Health and Nutrition Examination Survey (NHANES), 1999–2016. World Journal of Urology, 39(2), 447–452. https://doi.org/10.1007/s00345-020-03227-1 Spital Clinic. (2026, March). Declining testosterone levels by generation. https://www.spitalclinic.com Travison, T. G., Araujo, A. B., O'Donnell, A. B., Kupelian, V., & McKinlay, J. B. (2007). A population-level decline in serum testosterone levels in American men. The Journal of Clinical Endocrinology & Metabolism, 92(1), 196–202. https://doi.org/10.1210/jc.2006-1375 Low Testosterone — Mortality & Disease Risk Muraleedharan, V., Marsh, H., Kapoor, D., Channer, K. S., & Jones, T. H. (2013). Testosterone deficiency is associated with increased risk of mortality and testosterone replacement improves survival in men with type 2 diabetes. European Journal of Endocrinology, 169(6), 725–733. https://doi.org/10.1530/EJE-13-0321 Shores, M. M., et al. (2006). Low testosterone associated with increased all-cause and cardiovascular mortality. Archives of Internal Medicine, 166(15), 1660–1665. https://jamanetwork.com/journals/jamainternalmedicine/fullarticle/410754 Yeap, B. B., Marriott, R. J., Dwivedi, G., et al. (2024). Associations of testosterone and related hormones with all-cause and cardiovascular mortality and incident cardiovascular disease in men. Annals of Internal Medicine. https://doi.org/10.7326/M23-2781 Endocrine Disrupting Chemicals Associations between endocrine-disrupting chemical exposure and fertility outcomes: A decade of human epidemiological evidence. (2024). PubMed Central (PMC12299029). https://pmc.ncbi.nlm.nih.gov/articles/PMC12299029/ Hayes, T. B., Haston, K., Tsui, M., et al. (2002). Herbicides: Feminization of male frogs in the wild. Nature, 419, 895–896. https://doi.org/10.1038/419895a Mechanisms of testicular disruption from exposure to BPA and phthalates. (2020). Journal of Clinical Medicine, 9(2), 471. https://pmc.ncbi.nlm.nih.gov/articles/PMC7074154/ Meeker, J. D., Calafat, A. M., & Hauser, R. (2014). Urinary phthalate metabolites and their biotransformation products: Predictors and temporal variability among men and women. Journal of Exposure Science & Environmental Epidemiology. https://www.sciencedaily.com/releases/2014/08/140814124330.htm Zhao, Q., et al. (2023). Male reproductive toxicity of microplastics: Head and tail of the sperm. Science of the Total Environment, 872, 162181. https://doi.org/10.1016/j.scitotenv.2023.162181 Zhong, B., et al. (2024). Mixed EDC exposure associated with reductions in testosterone and free androgen index. Scientific Reports. https://doi.org/10.1038/s41598-024-76972-z Cortisol, Stress & the HPG Axis Bielohuby, M., et al. (2012). Swiss military cadets prolonged stress study. Psychoneuroendocrinology. Preprints.org. (2025). Sleep deprivation: A modifiable cause. https://doi.org/10.20944/preprints202505.0580.v1 SiPhox Health. (n.d.). Summary of Journal of Clinical Endocrinology & Metabolism data. https://www.siphoxhealth.com Viau, V. (2002). Functional cross-talk between the hypothalamic-pituitary-gonadal and -adrenal axes. Journal of Neuroendocrinology, 14(6), 506–513. https://doi.org/10.1046/j.1365-2826.2002.00798.x Sleep & Testosterone Leproult, R., & Van Cauter, E. (2011). Effect of 1 week of sleep restriction on testosterone levels in young healthy men. JAMA, 305(21), 2173–2174. https://jamanetwork.com/journals/jama/fullarticle/1029127 Reiter, R. J., et al. (2021). Melatonin and male reproductive health: Relationship to oxidative stress, mitochondrial function, and Leydig cell protection. Endocrine. Tan, D. X., Hardeland, R., Manchester, L. C., et al. (2023). Melatonin as a pleiotropic antioxidant hormone. Journal of Pineal Research. Nutrition — Zinc, Vitamin D, Cholesterol Corona, G., et al. (2010). Statin therapy and testosterone levels in men: A systematic review. The Journal of Sexual Medicine. Daniell, H. W. (2002). Hypogonadism in men consuming sustained-action oral opioids. The Journal of Pain, 3(5), 377–384. https://doi.org/10.1054/jpai.2002.126790 Pilz, S., Frisch, S., Koertke, H., et al. (2011). Effect of vitamin D supplementation on testosterone levels in men. Hormone and Metabolic Research, 43(3), 223–225. https://doi.org/10.1055/s-0030-1269854 Prasad, A. S., Mantzoros, C. S., Beck, F. W., Hess, J. W., & Brewer, G. J. (1996). Zinc status and serum testosterone levels of healthy adults. Nutrition, 12(5), 344–348. https://doi.org/10.1016/S0899-9007(96)80058-X Natural Testosterone Support — Botanical Evidence Pine pollen impacts testosterone-related symptoms in men. (2024). ACMCR Case Reports, 14(5), 1–9. Chinnappan, S. M., George, A., et al. (2021). Effect of Eurycoma longifolia standardised extract Physta on testosterone levels in ageing males: A randomised, double-blind, placebo-controlled multicentre study. Food & Nutrition Research, 65. https://doi.org/10.29219/fnr.v65.5647 Lazarev, A., & Bezuglov, E. (2021). Testosterone boosters intake in athletes: Current evidence and further directions. Endocrines, 2(2), 109–120. https://doi.org/10.3390/endocrines2020011 Leisegang, K., et al. (2022). Eurycoma longifolia (Tongkat Ali) improves serum total testosterone in men. Food & Nutrition Research. https://pubmed.ncbi.nlm.nih.gov/36013514/ Leitão, A. E., et al. (2021). 6-month double-blind RCT: Eurycoma longifolia 200mg + concurrent training. Maturitas. https://doi.org/10.1016/j.maturitas.2020.10.005 Lopresti, A. L., Smith, S. J., et al. (2019). An investigation into the stress-relieving and pharmacological actions of an ashwagandha extract. Medicine, 98(37), e17186. https://doi.org/10.1097/MD.0000000000017186 Pandit, S., Biswas, S., Jana, U., De, R. K., Mukhopadhyay, S. C., & Biswas, T. K. (2016). Clinical evaluation of purified shilajit on testosterone levels in healthy volunteers. Andrologia, 48(5), 570–575. https://doi.org/10.1111/and.12482 Saden-Krehula, M., Tajic, M., & Kolbah, D. (1971). Testosterone, epitestosterone and androstenedione in the pollen of Scotch pine Pinus sylvestris L. Experientia, 27(1), 108–109. https://doi.org/10.1007/BF02137731 Wankhede, S., Langade, D., Joshi, K., et al. (2015). Examining the effect of Withania somnifera supplementation on muscle strength and recovery: A randomized controlled trial. Journal of the International Society of Sports Nutrition, 12, 43. https://doi.org/10.1186/s12970-015-0104-9