Q&A #12 - Heart rate or power zones, and incorporating additional races into a training plan   Why it makes sense to train according to heart rate rather than pace or power in your aerobic endurance training, as long as you are aware of some caveats. Using power at your Zone 2 heart rate as a valuable metric indicating aerobic development.  How to include additional races in a generic training plan for one key A-race.    LINKS AND RESOURCES:   That Triathlon Show website  Coaching Training Plans Q&A #9 - Should you run to pace or to heart rate, and how can you become a better self-coached athlete?     SPONSORS: Stac - The Stac Zero is the world's quietest bike trainer. No noise and no tire wear, since it doesn't even touch the tire! It is also very portable and affordable. Even more so when using the discount code THATTRIATHLONSHOW for 20% off when you buy your Stac bike trainer (any of the models).     ROKA - The finest triathlon wetsuits, apparel, equipment, and eyewear on the planet. Trusted by Javier Gómez, Gwen Jorgensen, Flora Duffy, Mario Mola, Lucy Charles and others. Now shipping directly from the UK and EU. Get 20% off your entire order with the discount code THATTRIATHLONSHOW.      RATE AND REVIEW: If you enjoy the show, please help me out by subscribing, rating and reviewing.      CONTACT: Want to send feedback, questions or just chat? Email me at mikael@scientifictriathlon.com or connect on Twitter - my handle is @SciTriat.