VVictoria Peter·Nov 5How to Build an AI-Powered Workout Recommendation SystemA practical guide to building personalised fitness experiences using AI, machine learning algorithms, user activity data, and wearable technology.14 min read·tech-trends-news.hashnode.dev
MMike Chen·Oct 14Why “waterproof Bluetooth” still dies mid-lap — and three ways people actually listen while swimmingIf you’ve ever bought “waterproof Bluetooth earbuds” for the pool and lost the music the second your head went under, you’re not crazy — and it usually isn’t a fake listing. Water absorbs 2.4 GHz Blue2 min read·poolside-notes.hashnode.dev
FFamitha M A·Sep 28How to Build a Fitness Wearable App with React NativeHealthKit, Health Connect, Bluetooth LE, and background reliability: the parts most fitness app tutorials skip11 min read·fami-blog.hashnode.dev
WWaqas Solangi·Aug 20How I Built an Ideal Weight, BMI & Body Fat Calculator in Vanilla JavaScriptLearn how to analyze body composition metrics using Ideal Body Weight (IBW), BMI, and body fat percentage formulas with interactive tools.1 min read·globaltoolsbox.hashnode.dev
TTheapplediscussion·Aug 19Apple Watch Move Goal vs Calorie Goal — They're Not the Same ThingConflating active calories and total calories leads to goals that are either too easy or impossible. Here's how to set both correctly.3 min read·theapplediscussion.hashnode.dev
DDozo·Aug 17I Built a Bowl Builder Tool for Nawtch, and the Save Button Was Harder Than It SoundsNawtch's free bowl & meal builder tracks calories and macros with no account needed, and why saving a bowl had to work differently than saving a food.4 min read·nawtch.hashnode.dev
TTheapplediscussion·Aug 17Apple Watch Calorie Burn Calculator — How Many Calories Does Your Workout Actually Burn?Apple Watch gives you a number. Here's what goes into it — and why it varies more than you'd expect.3 min read·theapplediscussion.hashnode.dev
TTheapplediscussion·Aug 15Apple Watch Steps, Pace & Distance — Why the Numbers Don't Always Line UpThese three metrics are not directly derived from each other. Here's how each is calculated and where gaps appear.2 min read·theapplediscussion.hashnode.dev
TTheapplediscussion·Aug 13Apple Watch VO2 Max Explained — What It Measures, Heart Rate Zones, and Where the Estimate Falls ShortVO2 max is legitimate science. Apple Watch's implementation has specific limitations you should understand before acting on the number.3 min read·theapplediscussion.hashnode.dev
TTheapplediscussion·Aug 9Apple Watch Fitness Age — The Longevity Metric Most Users IgnoreYour fitness age can be 10 years younger or older than your real age. Here's the science behind it and how to calculate yours.3 min read·theapplediscussion.hashnode.dev
