{"podcast":{"title":"Half Marathon Training Plan Podcast","slug":"half-marathon-training-plan-podcast-7574423","podcast_index_feed_id":7574423,"rss_url":"https://anchor.fm/s/10b51514c/podcast/rss","website_url":"https://halfmarathontrainingplan.com","image_url":"https://d3t3ozftmdmh3i.cloudfront.net/staging/podcast_uploaded_nologo/44748459/44748459-1762382669254-71b26c94536da.jpg","author":"Coach Chris","episode_count":29,"summary":"The Half Marathon Training Plan Podcast helps beginners train smarter, stay healthy, and finish strong. Hosted by Coach Chris and Coach Maya, each episode breaks down the science of running into simple, practical strategies for building mileage safely, avoiding injury, fueling properly, and staying consistent from week one to race day. Whether you're training for your first 13.1 or coming back after burnout, this podcast teaches the system behind injury-free half marathon training — without hype, guesswork, or wasted miles. Start here → halfmarathontrainingplan.com/start","last_synced_at":"2026-07-07T00:22:28.601093+00:00","page_url":"https://stenobird.com/podcast/half-marathon-training-plan-podcast-7574423"},"episode":{"title":"Heavy Legs While Running: Why It Happens (And How To Fix It)","slug":"heavy-legs-while-running-why-it-happens-and-how-to-fix-it","published_at":"2026-04-15T12:00:00+00:00","page_url":"https://stenobird.com/podcast/half-marathon-training-plan-podcast-7574423/heavy-legs-while-running-why-it-happens-and-how-to-fix-it","show_page_url":"https://stenobird.com/podcast/half-marathon-training-plan-podcast-7574423","url":"https://podcasters.spotify.com/pod/show/coach-chris2/episodes/Heavy-Legs-While-Running-Why-It-Happens-And-How-To-Fix-It-e3htqfk","audio_url":"https://anchor.fm/s/10b51514c/podcast/play/118466484/https%3A%2F%2Fd3ctxlq1ktw2nl.cloudfront.net%2Fstaging%2F2026-3-14%2F5d734b73-0e83-ca57-714a-4ad2e5858dde.m4a","summary":"Why do your legs suddenly feel heavy during a run—even when your fitness is improving? This is one of the most frustrating and misunderstood experiences in running. One minute you feel smooth and in control… and the next, your legs feel like bricks. This episode is grounded in exercise physiology and real-world training principles. In this episode, Coach Chris and Coach Maya break down exactly why this happens—and how to fix it. We cover: ⚡ How glycogen depletion impacts muscle force and perceived effort 💧 Why electrolyte imbalance (especially sodium) disrupts muscle contraction 🧠 The role of neuromuscular fatigue and the brain’s “central governor” 🔧 A simple system to prevent heavy legs before, during, and after your runs 🔗 Start Here: The Injury-Proof Half Marathon System Download our free 14-week training plan and learn how to structure your training, fueling, and recovery: halfmarathontrainingplan.com/start 📚 Learn More: How to Avoid Shin Splints Fueling Long Runs Electrolytes for Runners This has been a production of the Half Marathon Training Plan Podcast. Visit HalfMarathonTrainingPlan.com for more science-based training guidance.","meta_description":"Why do your legs suddenly feel heavy during a run—even when your fitness is improving? This is one of the most frustrating and misunderstood experiences i…","key_points":[],"chapters":[],"topics":[],"duration_seconds":1035,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/half-marathon-training-plan-podcast-7574423/episodes/heavy-legs-while-running-why-it-happens-and-how-to-fix-it/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/half-marathon-training-plan-podcast-7574423/heavy-legs-while-running-why-it-happens-and-how-to-fix-it.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}