Do you sweat a lot? That doesn't automatically make you a salty sweater or mean you're losing loads of sodium (the key electrolyte in your sweat). Dina and Bob dig into nearly a decade of their collective real-world sweat testing data, review gender differences, and discuss why general assumptions often miss the mark.Join our Gold Level Patreon tier to see our data breakdown and join the conversation at patreon.com/ISNpodcast.-------Subscribe to our show to get the weekly episodes and also check out the YouTube channel.You can also support the podcast, help us to remain 100% ad-free, and get access to exclusive bonus content and behind-the-scenes conversations with Bob and Dina. Join our Patreon community or find us in the Patreon app by searching ISNPodcast.We’d love to connect with you on Instagram @isnpodcast and on Facebook @insidesportsnutrition And when you’re ready to level up your health and performance even more, check out the services offered by Bob and Dina at their respective businesses.
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How sweat rate impacts performance - Ep. #186
In this episode, Dina and Bob dig into sweat rate — what it is, how to measure it, and why it matters more than most athletes realize. Bob shares data from a recent sweat rate test during a long run (and felt the consequences). From there, the conversation branches into sex differences in sweat rate, hormone-related shifts across the menstrual cycle, and how testosterone and aging can change the hydration equation.Topics include:What is sweat rate?The wide range of how much athletes sweat How to calculate your sweat rate with a simple at-home testHormones, aging, and heat adaptation—why your hydration needs might shift over timeThe cognitive and physical impacts of dehydrationWhy understanding your data is the key to better performanceWant to measure your own sweat rate? Grab Dina’s free step-by-step guide here.-------Subscribe to our show to get the weekly episodes and also check out the YouTube channel.You can also support the podcast, help us to remain 100% ad-free, and get access to exclusive bonus content and behind-the-scenes conversations with Bob and Dina. Join our Patreon community or find us in the Patreon app by searching ISNPodcast.We’d love to connect with you on Instagram @isnpodcast and on Facebook @insidesportsnutrition And when you’re ready to level up your health and performance even more, check out the services offered by Bob and Dina at their respective businesses.
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40:28
Top 3 Reasons for GI Distress - Ep. #185
Struggling with GI distress during training or racing? You're definitely not alone and the good news is, it's fixable. In this episode, Bob and Dina break down the three main contributors to gastrointestinal issues and explore some of the nuances within each area. Whether you're dealing with bloating, cramping, or worse, this discussion will give you a clear starting point to identify what's triggering your symptoms and develop targeted strategies that actually work.Find Bob’s “Metabolic Efficiency Training” 3rd edition book that we refer to in the episode here. -------Don’t forget to subscribe to the podcast to get the free weekly episodes and also check out the YouTube channel.You can also support the podcast, help us to remain 100% ad-free, and get access to exclusive bonus content and behind-the-scenes conversations with Bob and Dina. Join our Patreon community or find us in the Patreon app by searching ISNPodcast.We’d love to connect with you on Instagram @isnpodcast and on Facebook And when you’re ready to level up your health and performance even more, check out the services offered by Bob and Dina at their respective businesses.
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Protein Needs for Women with Dr. Katie Hirsch - Ep. #184
In this conversation, Dr. Katie Hirsch discusses her journey from being an athlete to a researcher focused on nutrition and exercise science, particularly for female athletes. She emphasizes the importance of protein intake, especially during different life stages such as premenopause and menopause, and addresses the unique nutritional needs of athletic women. Our discussion includes:Protein intake targets for different situations and female athlete groupsAdjusting protein for the menstrual cycle, oral contraception, and menopauseIssues with athletic pre- and perimenopausal women who do intermittent fastingThe use of essential amino acids around exerciseConcerns and cautions for plant-based female athletesThoughts on use of GLP-1 medicationsLinks:Effect of 3 Different Daily Protein Intakes in a 2-Meal Eating Pattern on Protein Turnover in Middle Age and Older Adults: A Randomized Controlled Trial paperThe anabolic response to a ground beef patty and soy-based meat alternative: a randomized controlled trial paperDoes REDs exist? Follow Dr. Hirsch on Instagram @katie.hirsch_phdMore about our guest:Katie Hirsch, PhD is an exercise physiologist and sport nutritionist who is dedicated to advancing women's health research. As an Assistant Professor in the Department of Exercise Science at the University of South Carolina, Arnold School of Public Health, her research focuses on the practical application of exercise and nutrition to strengthen and sustain body composition, muscle, metabolic health, and exercise performance across the lifespan, with an emphasis on female physiology and women’s health. Named the 2024 Nutrition Researcher of the Year by the National Strength and Conditioning Association, Dr. Hirsch loves getting to share the science behind optimizing female health and performance and is passionate about empowering women of all ages - in sport, in science, and in life.-------Subscribe to our show to get the weekly episodes and also check out the YouTube channel.You can also support the podcast, help us to remain 100% ad-free, and get access to exclusive bonus content and behind-the-scenes conversations with Bob and Dina. Join our Patreon community or find us in the Patreon app by searching ISNPodcast.We’d love to connect with you on Instagram @isnpodcast and on Facebook @insidesportsnutrition And when you’re ready to level up your health and performance even more, check out the services offered by Bob and Dina at their respective businesses.
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Top 3 Reasons for Muscle Cramps - Ep. #183
Muscle cramps are frustrating, unpredictable, and often misunderstood. In this episode, Dina and Bob unpack three key contributors to muscle cramping, going beyond the usual “hydration and electrolytes” explanation. They share real-life athlete examples, explore the role of neuromuscular fatigue, and explain how terrain-specific training (or lack of it) can set athletes up for mid-race cramping. Whether you're a salty sweater, an over-reliant supplementer, or just confused by conflicting advice, this episode brings clarity to a common issue.-------Book a sweat sodium test with Dina in Boulder, Colorado, to learn whether your hydration and electrolyte strategies could be contributing to your muscle cramping. Alternatively, contact Dina to schedule a sweat sodium testing clinic for your training group onsite. Subscribe to our show to get the free weekly episodes and also check out the YouTube channel.You can also support the podcast, help us to remain 100% ad-free, and get access to exclusive bonus content and behind-the-scenes conversations with Bob and Dina. Join our Patreon community or find us in the Patreon app by searching ISNPodcast.We’d love to connect with you on Instagram @isnpodcast and on Facebook @insidesportsnutrition And when you’re ready to level up your health and performance even more, check out the services offered by Bob and Dina at their respective businesses.
So you think you know a lot about sports nutrition? Think again.
Inside Sports Nutrition is for all ages, genders and abilities of athletes, from the recreational to the Olympic level, who want to learn real life nutrition implementation strategies to improve health and athletic performance. If you’re a coach, nutritionist/dietitian, or parent/guardian of a youth athlete, you’ll also find plenty of nutrition nuggets here to better support your athletes.
Hosts Bob Seebohar and Dina Griffin, renown Registered Sport Dietitians and Board Certified Specialists in Sports Dietetics, will entertain
New Zealand