
Unbiased Science
Dr. Jessica Steier, a public-health expert, and Dr. Sarah Scheinman, a neurobiologist, are the hosts of Unbiased Science, a podcast devoted to objective, critical appraisal of available evidence on health-related topics relevant to listeners’ daily lives. Follow them on Instagram at www.instagram.com/unbiasedscipod
Latest episodes

6 snips
Jun 4, 2025 • 52min
Summer Rerun: What's The Mooove? An Udderly Honest Discussion About Raw Milk
Catherine Lotspeach, founder of the Millennial Ag podcast, and Valine Cawhorn, a fifth-generation beef rancher and professional engineer, dive deep into the raw milk debate. They discuss the historical context and safety concerns of raw versus pasteurized milk, drawing on personal stories from the dairy industry. The guests shed light on the impact of diseases like avian flu on dairy production, the importance of informed food choices, and the role of pasteurization in public health. Their authentic insights promise a nuanced view of agriculture and dairy practices.

10 snips
May 28, 2025 • 50min
Cholester-all In! The Role of Cholesterol in Heart Health
In this lively discussion, Dr. Christopher Labos, a cardiologist and epidemiology expert, revisits the intricate world of cholesterol. The conversation unveils fascinating insights about cholesterol denialism and the evolution of its research. They tackle misconceptions, touching on both dietary and pharmaceutical treatments, including statins. Humorously intersecting literature with science, they also discuss the impact of skepticism on public perception. Listeners gain clarity on cholesterol's critical role in heart health and the importance of evidence-based approaches.

May 21, 2025 • 41min
Heavy Menstruation: A Bloody Big Problem
Jackie Maybin, a leading gynecologist at the University of Edinburgh, joins the conversation to address the impactful issue of heavy menstrual bleeding (HMB). She discusses the historical neglect of menstrual health and the stigma surrounding it, stressing the need for open dialogue. The innovative Missed Vital Sign program aims to standardize menstrual health assessments. Emphasizing data collection and personalized treatment approaches, Maybin advocates for better awareness and interdisciplinary collaboration to improve women's health outcomes.

4 snips
May 14, 2025 • 57min
Food Dyes, Seed Oils and Nutrition, Oh MAHA!
Kevin Klatt, an assistant research scientist at UC Berkeley, joins the discussion to shed light on the intricate world of nutrition. He emphasizes the pivotal role of registered dietitians in delivering evidence-based advice. The conversation delves into the controversies surrounding food dyes, revealing regulatory challenges faced by the FDA. Klatt critiques ultra-processed foods and stresses the importance of individualized dietary recommendations, calling for deeper reform in public health nutrition.

May 7, 2025 • 51min
Shot Callers: Vaccines Gone Viral
In this discussion, Dr. Michael Mina, an expert in epidemiology and immunology, sheds light on the nuances of COVID-19 vaccines and public health communication. He explores how vaccine limitations affect public trust and introduces the alarming concept of immune amnesia related to measles. The conversation delves into the historical context of vaccination challenges, the urgent need for universal vaccines, and the importance of clear, accurate scientific messaging to bolster public confidence in vaccination programs.

Apr 30, 2025 • 53min
If I Could Turn Back Time: COVID-19 Lessons Learned
In this episode, Dr. Jessica Steier and Dr. Sarah Scheinman welcome Dr. Paul Offit to discuss the evolution of COVID-19 from pandemic to endemic status, the challenges of misinformation and public health messaging, and the importance of rebuilding trust in science. The scientists explore the challenges of effective public health communication amid widespread misinformation, examining how trust in scientific institutions has been affected. Dr. Offit shares insights on mRNA vaccine technology and addresses the evidence surrounding SARS-CoV-2's origins, emphasizing the scientific consensus supporting natural emergence rather than laboratory origin. The conversation also tackles the persistent vaccine-autism controversy, with Dr. Offit debunking common myths while providing context on autism research. Throughout the episode, the experts highlight the complex relationship between pharmaceutical development, public health, and the critical importance of evidence-based approaches to combat misinformation.
(00:00) Intro
(02:22) Understanding the Transition from Pandemic to Endemic
(05:18) Misinformation and Public Health Messaging
(10:21) Rebuilding Trust in Science
(12:29) The Role of mRNA Technology in Vaccines
(18:20) Comparing COVID-19 and Influenza
(24:18) The Origins of SARS-CoV-2
(26:49) Investigating the Origins of SARS-CoV-2
(32:11) The Autism and Vaccine Controversy
(37:25) Pharmaceutical Industry and Vaccine Trust
(43:20) Natural Immunity vs. Vaccination
(46:12) The Current State of Public Health and Vaccination
https://www.paul-offit.com/
https://pauloffit.substack.com/
Dr. Offit's book:
Tell Me When It's Over: An Insider's Guide to Deciphering Covid Myths and Navigating Our Post-Pandemic World
https://amzn.to/3YSCDwq
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PLEASE NOTE: The discussion and information provided in this podcast are for general educational, scientific, and informational purposes only and are not intended as, and should not be treated as, medical or other professional advice for any particular individual or individuals. Every person and medical issue is different, and diagnosis and treatment requires consideration of specific facts often unique to the individual. As such, the information contained in this podcast should not be used as a substitute for consultation with and/or treatment by a doctor or other medical professional. If you are experiencing any medical issue or have any medical concern, you should consult with a doctor or other medical professional.
Further, due to the inherent limitations of a podcast such as this as well as ongoing scientific developments, we do not guarantee the completeness or accuracy of the information or analysis provided in this podcast, although, of course we always endeavor to provide comprehensive information and analysis. In no event may Unbiased Science or any of the participants in this podcast be held liable to the listener or anyone else for any decision allegedly made or action allegedly taken or not taken allegedly in reliance on the discussion or information in this podcast or for any damages allegedly resulting from such reliance. The information provided herein do not represent the views of our employers. Learn more about your ad choices. Visit megaphone.fm/adchoices

Apr 23, 2025 • 51min
Oils Well That Ends Well: Seed Oil Myths Dispelled
Dr. Christopher Labos, a cardiologist and epidemiologist, joins the discussion to unravel the myths surrounding seed oils. He clarifies the differences between saturated and unsaturated fats and addresses the omega-3 versus omega-6 debate. The conversation highlights how seed oils have been unfairly demonized and emphasizes the importance of understanding food processing. Labos advocates for evidence-based nutrition, recommending moderation rather than fear-based eliminations, while tackling broader misconceptions about diet trends and the politics of food choices.

25 snips
Apr 16, 2025 • 39min
Fluoride & Fossils - A Science News Roundup
Recent advancements in Alzheimer's diagnostics are making early detection more promising. The ongoing fluoride debate uncovers public health implications, while new studies reveal heavy alcohol's detrimental effects on brain health. Fascinating insights into autism research highlight its complexities, and groundbreaking brain-computer interface technologies show promise for stroke recovery. Additionally, discussions on Denisovans offer intriguing perspectives on human ancestry. Throughout, the importance of scientific literacy in health policy is stressed.

Apr 9, 2025 • 47min
Immunity Mutiny: Demystifying Autoimmunity
Dr. Aimee Pugh-Bernard, an Associate Professor of Immunology and Microbiology, dives into the complex world of autoimmunity. She discusses how autoimmune disorders develop, particularly focusing on systemic lupus erythematosus, and the challenges faced in diagnosing these conditions. The conversation highlights the critical roles of genetics and environmental triggers, while also debunking common myths, especially around vaccinations. Listeners gain insights into evidence-based management strategies and the alarming rise of autoimmune diseases.

10 snips
Apr 2, 2025 • 47min
Running On Empty: Addressing Healthcare Provider Burnout
In this discussion, Claire Knapp, CEO of Havas Lynx and advocate for healthcare mental health, and Dr. Tapas Mukherjee, former NHS physician and medical educator, delve into the alarming issue of healthcare provider burnout. They explore the Healing the Healers campaign, revealing the emotional toll, complex factors, and pressing statistics behind this crisis. The duo emphasizes the urgent need for systemic changes and innovative solutions to better support medical workers, highlighting the importance of community and advocacy in addressing this growing challenge.