https://kovrapp.com/blog/ HRV, recovery, nutrition and the weather behind better performance, for runners, cyclists and triathletes. From the makers of Kovr Coach. en-au Thu, 03 Sep 2026 06:00:00 +1000 https://kovrapp.com/blog/dew-point-running-chart/ https://kovrapp.com/blog/dew-point-running-chart/ Thu, 03 Sep 2026 06:00:00 +1000 Training Dew point, not humidity, sets how hard a run feels. The chart of comfort bands, the temperature-plus-dew-point cost method, and how to pace by it. https://kovrapp.com/blog/do-runners-need-electrolytes/ https://kovrapp.com/blog/do-runners-need-electrolytes/ Fri, 04 Sep 2026 06:00:00 +1000 Nutrition Sodium matters for runs past two hours, especially in heat. It does not prevent cramps or protect against overdrinking. When electrolytes help, how much, and the research. https://kovrapp.com/blog/how-to-fuel-a-marathon/ https://kovrapp.com/blog/how-to-fuel-a-marathon/ Sat, 05 Sep 2026 06:00:00 +1000 Nutrition Marathon fuelling in three phases: 8–12 g/kg carb loading for 36–48 hours, a 1–4 g/kg breakfast, and 60–90g of carbs per hour on course. Worked example and gel arithmetic. https://kovrapp.com/blog/race-pace-in-heat/ https://kovrapp.com/blog/race-pace-in-heat/ Thu, 03 Sep 2026 06:00:00 +1000 Training A cool-weather goal is a ceiling on a hot day. How to adjust race pace for temperature and dew point, start conservatively, use pre-cooling and run by effort. https://kovrapp.com/blog/hrv-during-taper-week/ https://kovrapp.com/blog/hrv-during-taper-week/ Wed, 19 Aug 2026 06:00:00 +1000 Training Running less than you have in months, and every number looks worse. The taper is when recovery gets paid for, not when it pays out — plus the three cases where the dip is a real flag. https://kovrapp.com/blog/should-i-run-with-a-cold-hrv/ https://kovrapp.com/blog/should-i-run-with-a-cold-hrv/ Wed, 19 Aug 2026 06:00:00 +1000 Recovery HRV drops one to two days before symptoms appear — earlier than resting heart rate, earlier than the neck rule. How to read the pattern, and the limits no wearable can cross. https://kovrapp.com/blog/how-much-fluid-do-you-lose-running/ https://kovrapp.com/blog/how-much-fluid-do-you-lose-running/ Mon, 10 Aug 2026 06:00:00 +1000 Nutrition Measured loss over an hour: 1,353ml. What the runners guessed: 686ml. What actually drives sweat rate — and why replacing every drop is the more dangerous mistake. https://kovrapp.com/blog/garmin-vo2-max-drops-heat-acclimation/ https://kovrapp.com/blog/garmin-vo2-max-drops-heat-acclimation/ Mon, 10 Aug 2026 06:00:00 +1000 Training You did the weeks, the watch says you’ve adapted, and the number fell anyway. Acclimation is a status, not a correction — and dew point is the variable breaking the estimate. https://kovrapp.com/blog/understand-your-garmin-running-data/ https://kovrapp.com/blog/understand-your-garmin-running-data/ Thu, 16 Jul 2026 06:00:00 +1000 Training You've got years of HRV, sleep, training load and VO₂max — but a watch collects data, it doesn't explain it. How to turn the numbers into a plain-English why, and how to choose an app that reads the data you already have. https://kovrapp.com/blog/cardiac-drift-heart-rate-climbing-easy-runs/ https://kovrapp.com/blog/cardiac-drift-heart-rate-climbing-easy-runs/ Thu, 09 Jul 2026 06:00:00 +1000 Training You start an easy run at 135bpm and drift to 155 at the same pace — without slowing, without losing fitness. That's cardiac drift. What causes it, when it's normal, when it's a flag, and the simple test that turns it into a fitness marker. https://kovrapp.com/blog/race-predictor-accuracy-vo2max/ https://kovrapp.com/blog/race-predictor-accuracy-vo2max/ Mon, 06 Jul 2026 06:00:00 +1000 Training Garmin says 3:51. Coros says 4:13. Apple's VO₂max disagrees with both. Why every device measures differently, how accurate the estimates really are — and the variable none of them price in: the weather you'll actually race in. https://kovrapp.com/blog/the-layer-that-watches-you-not-the-run/ https://kovrapp.com/blog/the-layer-that-watches-you-not-the-run/ Fri, 26 Jun 2026 06:00:00 +1000 Training Your plan tells you what to run. Strava logs what you did. Both describe the session — neither reads the body that absorbed it, which changes every morning. The missing layer in your training stack, and why it isn't another tracker. https://kovrapp.com/blog/slow-run-lost-fitness-or-weather/ https://kovrapp.com/blog/slow-run-lost-fitness-or-weather/ Thu, 25 Jun 2026 06:00:00 +1000 Training You ran slower than last week and the worry creeps in — but a single slow run is rarely fitness loss. Here's how to separate heat and humidity from genuine decline, using heart rate against pace, HRV trends, and the difference a hot morning really makes. https://kovrapp.com/blog/carb-loading-half-marathon/ https://kovrapp.com/blog/carb-loading-half-marathon/ Wed, 17 Jun 2026 06:00:00 +1000 Nutrition Most half-marathoners either overload and feel heavy or undereat and hit the wall. The evidence-based number is 8–10g of carbs per kg across a single day — when it helps, when to skip it, and the mistakes that backfire. https://kovrapp.com/blog/wearables-apple-health-what-syncs/ https://kovrapp.com/blog/wearables-apple-health-what-syncs/ Mon, 08 Jun 2026 06:00:00 +1000 Training They all sync to Apple Health — but not the same things. Exactly which workouts, active energy, HRV and sleep each device writes to HealthKit, the catches that leave data missing, and what it means for any app reading your health data. https://kovrapp.com/blog/garmin-training-readiness-explained/ https://kovrapp.com/blog/garmin-training-readiness-explained/ Wed, 03 Jun 2026 06:00:00 +1000 Training Garmin gives you a single 0–100 readiness score every morning, built from six hidden-weighted factors. Here's what each band means, how to fix a low score, the difference from Training Status, and the one thing the number can't tell you. https://kovrapp.com/blog/how-much-sleep-do-runners-need/ https://kovrapp.com/blog/how-much-sleep-do-runners-need/ Thu, 28 May 2026 06:00:00 +1000 Recovery A 2025 study of 425 recreational runners found those sleeping under 7 hours had a 68% likelihood of injury within 12 months — 1.78× the risk of well-rested runners. Here's how much sleep your training is actually asking for. https://kovrapp.com/blog/how-to-fuel-a-long-run/ https://kovrapp.com/blog/how-to-fuel-a-long-run/ Tue, 12 May 2026 06:00:00 +1000 Nutrition A 2025 study tracked sixty endurance athletes through real races. Marathoners ate just 21.7g of carbs per hour. The target is 60–90g. Here’s why the gap exists — and the four-week protocol that closes it. https://kovrapp.com/blog/why-do-i-feel-tired-after-running/ https://kovrapp.com/blog/why-do-i-feel-tired-after-running/ Sun, 03 May 2026 06:00:00 +1000 Recovery Feel wiped out after what should have been an easy run? Almost always it’s one of four specific causes — and once you know which, the fix is obvious. https://kovrapp.com/blog/hrv-for-runners-beginners-guide/ https://kovrapp.com/blog/hrv-for-runners-beginners-guide/ Sun, 03 May 2026 06:00:00 +1000 Training Your Garmin has a number. Your Oura has a score. Your Apple Watch has a colour. Here’s what they’re all actually measuring — and how to make better training decisions with it. https://kovrapp.com/blog/overtraining-symptoms-runners/ https://kovrapp.com/blog/overtraining-symptoms-runners/ Sun, 03 May 2026 06:00:00 +1000 Training More than 60% of serious runners will experience overtraining at least once. Here are the early signals — and why HRV catches them days before you feel it. https://kovrapp.com/blog/how-many-carbs-do-runners-need/ https://kovrapp.com/blog/how-many-carbs-do-runners-need/ Sun, 03 May 2026 06:00:00 +1000 Nutrition Most recreational runners eat like sedentary people but train like athletes. Here are the actual targets — and how to hit them without weighing everything you eat. https://kovrapp.com/blog/how-much-protein-do-runners-need/ https://kovrapp.com/blog/how-much-protein-do-runners-need/ Sun, 03 May 2026 06:00:00 +1000 Nutrition The target for endurance athletes is nearly double the general population recommendation. Here are the numbers, the timing, and the best value food sources. https://kovrapp.com/blog/why-was-my-run-hard-today/ https://kovrapp.com/blog/why-was-my-run-hard-today/ Sun, 03 May 2026 06:00:00 +1000 Training Bad runs feel mysterious from the inside. They’re not. Here’s how to diagnose the cause — and what to do about it tonight. https://kovrapp.com/blog/alcohol-and-running-performance/ https://kovrapp.com/blog/alcohol-and-running-performance/ Sun, 03 May 2026 06:00:00 +1000 Recovery Oura data from 600,000 members. WHOOP research. Eight Sleep’s 2,600-night study. Here’s what the numbers show — and how to see your own pattern. https://kovrapp.com/blog/rest-days-after-long-run/ https://kovrapp.com/blog/rest-days-after-long-run/ Sun, 03 May 2026 06:00:00 +1000 Recovery Feeling better isn’t the same as being recovered. Here’s what the cellular damage data says — and the HRV signal that tells you when to return. https://kovrapp.com/blog/training-fatigue-vs-fitness/ https://kovrapp.com/blog/training-fatigue-vs-fitness/ Sun, 03 May 2026 06:00:00 +1000 Training Feeling slow doesn’t mean you’re losing fitness. Here’s the 30-year-old model that explains why — and how to read the difference in your own data. https://kovrapp.com/blog/avoid-burnout-marathon-training/ https://kovrapp.com/blog/avoid-burnout-marathon-training/ Sun, 03 May 2026 06:00:00 +1000 Training The burnout trajectory is visible in your data weeks before you feel it. Here’s how to read the signal — and what to do when you see it. https://kovrapp.com/blog/best-value-carbs-for-runners/ https://kovrapp.com/blog/best-value-carbs-for-runners/ Sun, 03 May 2026 06:00:00 +1000 Nutrition Marathon runners need 490–700g of carbohydrates per day. Here are the five staples that cover it — ranked by value per gram of carbohydrate. https://kovrapp.com/blog/cycling-training-hrv-recovery/ https://kovrapp.com/blog/cycling-training-hrv-recovery/ Sun, 03 May 2026 06:00:00 +1000 Cycling A 2025 study on 28 experienced cyclists found HRV-guided training improved FTP and maximal power output. Here’s what that means for how you plan your week. https://kovrapp.com/blog/swimming-training-recovery-hrv/ https://kovrapp.com/blog/swimming-training-recovery-hrv/ Sun, 03 May 2026 06:00:00 +1000 Swimming Research shows HRV drops consistently after 3–5 days of high swim volume. Here’s how to use that signal — and why it matters especially if you also run or ride. https://kovrapp.com/blog/creatine-for-endurance-athletes/ https://kovrapp.com/blog/creatine-for-endurance-athletes/ Mon, 04 May 2026 06:00:00 +1000 Nutrition The weight gain question answered, the right dose for runners, cyclists, and triathletes, and why the offseason is the window that matters. https://kovrapp.com/blog/reformer-pilates-runners-recovery/ https://kovrapp.com/blog/reformer-pilates-runners-recovery/ Mon, 04 May 2026 06:00:00 +1000 Cross-Training Reformer Pilates produces parasympathetic HRV improvement post-session. For cyclists it decompresses the spine and restores hip flexors the bike shortens. Here’s the science and how to fit it in. https://kovrapp.com/blog/strength-training-runners-hrv/ https://kovrapp.com/blog/strength-training-runners-hrv/ Mon, 04 May 2026 06:00:00 +1000 Training A 2025 randomised trial found 10 weeks of heavy strength training twice weekly produced significant running economy gains. Here’s the HRV suppression timeline and sequencing rules.