The Heala blog.

Athletes: 3 Quick Checks to Decide Rest Day or Workout Today Decide in minutes whether to train, modify, or rest using three readiness checks—sleep and symptoms, warmup, and pain—paired with wearable-backed,... 1 October 2026 One Prep a Week: Component Based Nutrition for Busy Professionals One weekly prep session: build meals from protein, slow carbs and veg, follow safe storage, and use Heala photo logging to keep the routine. 30 September 2026 Athletes: Wearable VO2max Varies ±9.83%, How to Test and Use It Athletes: See why VO2max from wearables is an estimate, what ±9.83% and ±15.24% error margins mean, and a practical testing protocol to get usable trends. 29 September 2026 Prepare for 90 Minute Races: Hydration for Athletes Using Wearables Merge NATA/ACSM timing with sweat rate testing and wearable data to build practical pre/during/post hydration plans for training and events over 90 minutes. 28 September 2026 Keep ACWR 0.8–1.3: Training Load Explained for Athletes An evidence led explainer for athletes on internal vs external load, ACWR (0.8–1.3 sweet spot), and simple weekly workflows to protect recovery and guide... 28 September 2026 Train Smarter: Turn Your Readiness Score Into an Adaptive Daily Plan Discover what a readiness score measures, when to trust it, and four morning rules to turn your wearable's number into an adaptive daily plan. 26 September 2026 Migrate by 2026: Health Connect vs Google Fit for Android Power Users Migrate to Health Connect: step-by-step migration for Android users, per-data-type permissions, and the Google Fit deadline in 2026. 26 September 2026 Test meal timing with wearables: circadian alignment and performance Learn when timing truly changes results, why circadian alignment matters, and how to test meal-timing changes using wearable data for personalised... 24 September 2026 iPhone: Set up Fitbit to Apple Health via Google Health in 10 minutes Use Google Health on iOS 16.4+ to send Fitbit steps, sleep, heart rate and workouts into Apple Health. A 10-minute setup with troubleshooting and... 24 September 2026 Why Your Sleep Score Dropped and How Active People Fix It in a Week Understand what a sleep score measures, why trackers disagree, and evidence-based changes that can raise your score within 3–7 nights. 23 September 2026 Fitbit Owners: Send Data to Apple Health via Google Health in 4 Steps Move Fitbit data through Google Health to Health Connect or Apple Health with clear setup steps, permission checks, and quick sync fixes. 21 September 2026 Stop Juggling Apps: Barcode Food Logging That Syncs With Your Wearable Scan, verify, weigh when needed, and save corrected entries. Sync barcode food logs with your wearable for more accurate trends. 20 September 2026 5 Medically Backed Heart Rate Zones That Shift With Your Recovery Learn the five heart rate zones, how to calculate them, and when to push or rest. Medical guidance plus adaptive tracking to keep your zones current. 19 September 2026 Ship Apple Health Integrations Without a Cloud API for Developers Ship production ready Apple Health integrations: read on device, normalize data, handle revocations, and decide if FHIR is needed. 18 September 2026 Three Step Reset to Break a Weight Loss Plateau With Wearables Use a three step reset: tighten tracking, add resistance training, track weekly trends. Pair wearables and run 2–4 week tests to find stalls. 17 September 2026 Zone 2 training: 45 minute sessions, lab methods and wearable plans Evidence-backed guide to training in zone 2: learn the talk test, HR and lactate methods, why 45 minute sessions matter, and how wearables can help. 16 September 2026 Get Fitbit Data Into Apple Health in 15 Minutes Using Google Health Use Google Health to write Fitbit steps, workouts, sleep and vitals into Apple Health. Most data appears in 10–15 minutes; keep a backup for HRV and history. 15 September 2026 Start with 15 Minutes: Walking First Steps for Weight Loss Begin with a 15 minute walk, add two short strength sessions and simple diet swaps. Progress toward 10,000 steps and track your plan with Heala. 14 September 2026 Make Your Scale Tell the Truth With a 7 Day Centered Average Stop reacting to single weigh ins. Learn a 7 day centered average and EMA half life you can run in a spreadsheet or code, plus Heala s in app smoothing... 13 September 2026 Log One to Three Habits in 10 Seconds, Habit Tracking for Health Track one to three keystone health habits with low friction, using simple 10 second logging, wearable data, and a weekly review. 12 September 2026 HRV Down 25–30% for 3 Weeks? What to Do First Read low HRV as a personal signal, learn when to worry, and use sleep, hydration, and wearable sync to restore your recovery baseline. 11 September 2026 Test Which Habit Improves Deep Sleep in Six Weeks Improve deep sleep in six weeks with an evidence led plan. Lock a consistent wake time, cool your bedroom, cut alcohol, and test one change. 11 September 2026 Sleep Stages Explained: Why Losing Two Hours Steals REM for Athletes Scientist friendly explainer for athletes and trackers: what each sleep stage does, why morning REM matters, and how to protect deep and REM sleep using... 10 September 2026 Five Recovery Day Workouts Under 40 Minutes With Wearable Cues Short talk test recovery sessions you can finish in 40 minutes, plus wearable cues and adaptive plans to choose when to move or rest. 9 September 2026 Recover Short Term Sleep Debt in About a Week Using Wearable Data Reduce short term sleep debt in about a week with a science-led, wearable-friendly plan. Follow nightly steps, timed naps, and weekly tracking to see real... 7 September 2026 Start From Your Baseline: 500 to 1,000 Step Ladders for Every Age Find evidence based daily step targets by age and goal. Learn the 500 to 1,000 step ladder method and track a 7 to 14 day baseline. 6 September 2026 Export Health Data from Apple, Android, and Fitbit Without Uploading It Step by step exports for Apple, Android, and Fitbit. Convert XML, JSON, or CSV, secure and troubleshoot your archive, and import it into a central app. 5 September 2026 Raise VO2 Max in 8 Weeks for Busy Science Minded Athletes Evidence backed 8 Week VO2 max plan for busy athletes: 2–5+ hours/week, Norwegian 4x4 intervals, strength, nutrition, and wearable tracking. 4 September 2026 Increase HRV in 2–4 Weeks: 8 Science Backed Habits for Recovery Science backed habits to increase HRV and improve recovery. Start eight daily practices and a staged 6–8 week plan to see gains in 2–4 weeks. 3 September 2026 Sync WHOOP to Strava and Turn Strain into Daily Training Plans Step by step WHOOP to Strava setup, common fixes and the Track Route and calibration checks to run. Learn how Heala turns strain and HRV into daily... 2 September 2026 Athletes: HRV for Training With RHR, Wellbeing and a Seven Day Average Athlete focused HRV for training. Track a seven day rolling average and use SWC, RHR and wellbeing to decide when to reduce training intensity. 2 September 2026 Build a Personalized Fitness Plan in One Hour That Adapts to Wearables Follow five steps and copyable weekly templates to build a personalized fitness plan in an hour. Use wearable data so the plan adapts daily. 1 September 2026 Avoid overtraining with HRV: RMSSD, SWC and daily rules for athletes Evidence led HRV training for athletes. Measure morning RMSSD, use a 7 day rolling baseline and SWC, and follow daily rules for recovery. 1 September 2026