Intermittent fasting is easy to sell. You don’t count calories or ban any foods. You …
Latest Articles
How to Lose Weight: What the Evidence Actually Shows
Most weight-loss advice comes from people with something to sell: a diet book, a tea …
How Accurate Are Smart Scales? What Your Body Fat Reading Really Tells You
You step on your smart scale in the morning and it says 24% body fat. …
Continuous Glucose Monitors Without Diabetes: Are They Worth It?
A few years ago you needed a prescription and a diabetes diagnosis to wear a …
Do Fitness Trackers Help You Lose Weight? What the Trials Actually Show
You bought a fitness tracker to lose weight. You close your rings, you hit your …
Heart Rate Variability (HRV) Explained: What Your Tracker’s Readiness Score Really Means
Your ring says your HRV dropped from 48 to 31 overnight and your readiness score …
Are Sleep Trackers Accurate? What They Get Right, What They Miss, and When to Stop Checking
You wake up feeling fine, then check your watch: sleep score 61, only 42 minutes …
Can a Smartwatch Detect AFib? What Heart Rhythm Alerts Really Mean
You glance at your wrist and there it is: a notification saying your watch has …
How Many Steps a Day Do You Really Need? What the Evidence Says About the 10,000-Step Goal
Most fitness trackers ship with the same default goal: 10,000 steps a day. Hit it …