Mikael answers listener questions about training, coaching and performance.     IN THIS EPISODE YOU'LL LEARN ABOUT: -How hard should your hard workouts be -Mikael's coaching philosophy and how it has evolved over the years -Mikael's views on science within coaching   SHOWNOTES: https://scientifictriathlon.com/tts419/   SCIENTIFIC TRIATHLON AND THAT TRIATHLON SHOW WEBPAGE: www.scientifictriathlon.com/podcast/   SPONSORS: Precision Fuel & Hydration help athletes perform at their best through their online tools, patented Sweat Test and range of electrolytes and fueling products. Use the free Fuel & Hydration Planner and receive a personalised plan for your carbohydrate, sodium and fluid intake. If you want further help, book a free 20-minute video consultation to chat through your plan. Listen out for the code in today's show to get 15% off your first order of PF&H electrolytes and fueling products. If you missed the code, just email hello@pfandh.com.   FORM Smart Swim Goggles give you unprecedented real-time feedback in your swim training through a display on the goggle lens. See every split to stay on pace, track your stroke rate and don't let it drop, use heart rate to become more scientific and precise with your training (through integration with Polar HR monitors) and analyse more in-depth metrics post-swim in the app. You can also use a vast library of workouts or training plans, or build your own guided workouts. Get 15% off the goggles with the code TTS15 on formswim.com/tts.    LINKS AND RESOURCES: Q&A about off-season training | EP#418 Paulo Sousa's post about scientific training Mallorca training camp (1 room available at the moment of recording!)    RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing: www.scientifictriathlon.com/rate/   CONTACT: Want to send feedback, questions or just chat? Email me at mikael@scientifictriathlon.com or connect on Instagram, Facebook, or Twitter.