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longevy

macrumors newbie
Original poster
Sep 29, 2025
1
0
World
Hey everyone,

I'm part of the team building BodyInsights app, and I wanted to share what we've been working on for the past 2 years. Figured this is the right place to get real feedback from people who actually care about this stuff.

The basic idea: Turn your Apple Watch data into actionable insights without needing another subscription band strapped to your wrist.
We're talking Body Battery (energy monitoring), stress tracking with balance ratios, personalized recovery time after workouts, sleep scoring that actually explains what happened, fitness age, HRV trends, heart rate zone analysis - basically the metrics that Whoop and Garmin charge $300+/year for, but using the Apple Watch you already own.

Why we built this:
Honestly, I got tired of guessing. I'd track my stress throughout the day to find what triggers me and which foods mess me up. I'd check deep sleep and REM to catch infections early or spot when my body's off. I even discovered my friend's blanket was making me too cold at night because my resting HR jumped +10 bpm - my body was working overtime to stay warm and I couldn't even feel it physically.
I started checking my resting HR when trying new supplements. If it's not good for me, my HR increases. I check waking HRV to know how productive my day will be. All this knowledge was stuck in my head, and I thought: why not make it accessible to everyone?

What makes it different:
  • No login required
  • No personal data collection
  • No shady subscription tricks
  • Free core features (seriously)
You just download it, connect your Apple Watch data, and start getting insights immediately. Think Whoop-style recovery insights, but native to your Apple Watch ecosystem.

Current features:
  • Body Battery energy monitoring
  • Stress Score with high/balanced/restorative period mapping
  • Personalized recovery time after workouts
  • Sleep Score (duration, stages, HR, HRV, temperature, stress)
  • Daily dashboard (one screen: push or rest today?)
  • Evening wind-down suggestions
  • Zone 2 cardio tracking
  • MaxHR hit counter
  • Wellness alerts when baselines shift
  • Fitness age calculations
Recent updates:
  • Dark mode toggle (finally)
  • Sleep stages + timeline view
  • Sleep oxygen graphs
  • Improved stress visualization
  • Better VO2max age rankings by gender
What's coming:
  • Apple Watch app (in development)
  • Sleep apnea detection
  • Chronic condition monitoring
  • Health data export for doctor visits
  • More actionable coaching based on your patterns
Not gonna lie - it's not perfect yet. We're actively developing and listening to users. But it's already been eye-opening for me personally, and we're committed to building the best health tracking app for longevity and daily performance.
If you're into optimizing sleep, managing stress, or training smarter without burning out, give it a shot. Would love to hear what the MacRumors community thinks - what features matter most to you? What's missing? What's confusing?

Download: [App Store link]
Website: [BodyInsightsapp.com]

Happy to answer any questions or explain how any of the metrics work. And if something's broken or unclear, please let me know so we can fix it.

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