Her Fit Tech

Wearables and apps that earn their place

Aug 26, 2026

5 Tracker Screens Worth Checking — and What Each One Is Really Telling You

A walk through the five metrics on your fitness tracker that carry actual signal, with what each number means, what it does not mean, and when to ignore it…

Aug 24, 2026

Five Tracker Screens Worth Rebuilding for Autumn Training

The data layout that worked for summer running is the wrong one for dark mornings, indoor sessions and cooler weather. Five screens, and what each one shou…

Aug 21, 2026

5 Tracker Screens Worth Checking After a Week Off

You came back from a week away and every number looks worse. Here is which ones actually mean something and which ones are noise.

Aug 19, 2026

5 Things Your Fitness Tracker Cannot Measure and What to Use Instead

Your wearable is genuinely good at some things and guessing at others. Here are five it cannot measure at all, and the low-tech checks that actually work.

Aug 17, 2026

5 Tracker Settings That Change What Your Recovery Score Means

The same night of sleep can produce two very different recovery scores depending on five settings you probably never opened.

Aug 16, 2026

Why Your Tracker's Calorie Burn Number Is Wrong (and What to Use Instead)

The 427 calories your wrist reported is an estimate wearing a costume of precision. Here is how far off it runs, why, and the numbers that deserve your trust.

Aug 15, 2026

5 Tracker Screens Worth Checking Daily - and the Ones That Just Make You Anxious

Your device produces about forty numbers. Five of them will change a decision you make today. The rest are weather reports about your own body.

Aug 14, 2026

Five Tracker Settings Worth Changing the Day You Unbox It

Default tracker settings are tuned for the average user and quietly distort your data. Five settings to change immediately, and what each one actually fixes.

Aug 13, 2026

5 Tracker Numbers Worth Checking Weekly (and 3 Worth Ignoring)

Your device produces about forty numbers a day. Five of them tell you something you can act on. The rest are mostly noise with a nice chart.

Aug 12, 2026

5 Tracker Charts That Explain a Bad Training Week

When a week goes badly, the answer is usually already in your tracker. Five specific screens, what each one tells you, and what to do about it.

Aug 11, 2026

5 Tracker Readings That Change in Autumn - and What Each One Means

Your resting heart rate, sleep score, step count, HRV and recovery metric all move as the season changes, and only some of them are telling you something u…

Aug 10, 2026

5 Tracker Readings That Shift When the Weather Cools

Your numbers change in September and your training did not. Five readings that move with the season, and what each one is actually telling you.

Aug 9, 2026

5 Tracker Screens Worth Setting Up Before Your Fall Training Block

Default watch faces show you the metrics that are easy to display. These five show you the ones that change decisions.

Aug 8, 2026

Why Your Fitness Tracker's Step Count Is Probably Wrong (and When It Actually Matters)

how accurate step counting really is across wrist-worn trackers, and which activities throw the count off most

Aug 7, 2026

Tour: Why Your Fitness Tracker Gives Different Numbers for the Exact Same Workout

Doing the identical workout two days in a row and getting different calorie or heart rate numbers isn't a malfunction — here's what's actually driving the …

Aug 6, 2026

How Accurate Is Your Fitness Tracker's Heart Rate, Really?

Wrist-based fitness tracker heart rate readings are treated as precise medical-grade data by many users, when the actual accuracy picture is more nuanced.

Aug 5, 2026

5 Fitness Tracker Metrics That Quietly Reset Without Telling You

Your recovery score, VO2 max estimate, and a few other numbers can silently recalibrate after a firmware update or a few missed nights — and most trackers …

Aug 4, 2026

Fitness Tracker Syncing Problems: A Practical Fix Gallery

When your tracker stops syncing or the numbers look wrong, it's usually one of a handful of common issues. Here's how to spot and fix each one.

Aug 3, 2026

Why Your Fitness Tracker's Heart Rate Reading Goes Haywire During Weight Lifting

Your tracker nails your heart rate on a run but goes wild during a lifting session. Here's the actual reason, and what it means for trusting the number.

Aug 2, 2026

5 Things to Know About Fitness Tracker Accuracy in the Water

Swimming and other water workouts push fitness trackers into a very different accuracy zone than land-based activity — here's what actually holds up and wh…

Aug 1, 2026

What Actually Happens to Your Fitness Tracker's Battery After Two Years

A tracker that lasted five days on a charge when new and now barely makes it through 24 hours isn't broken — it's following a predictable battery degradati…

Jul 31, 2026

5 Fitness Tracker Metrics Actually Worth Checking Every Week (and 3 to Mostly Ignore)

Trackers surface dozens of numbers, but only a handful reliably tell you anything useful week to week. Here's the short list worth your actual attention.

Jul 30, 2026

Your Smart Ring and Watch Disagree About Your Sleep — Here's Why

Getting different sleep scores from your ring and watch on the same night? Here's what causes the mismatch and which one to trust.

Jul 29, 2026

5 Fitness Tracker Metrics Actually Worth Checking (And 3 to Mostly Ignore)

Your tracker shows a dozen numbers every day — here are the five worth actually building habits around, and which ones are mostly noise.

Jul 28, 2026

5 Fitness Tracker Features You're Probably Not Using (But Should)

Most people use their fitness tracker for steps and heart rate and stop there — here are five built-in features that go unused but actually add real value …

Jul 27, 2026

How Accurate Are Smart Scale Body Fat Readings, Really?

Smart scales promise body fat percentage alongside your weight with a single step-on measurement, but the technology behind that number has specific, well-…

Jul 26, 2026

What Your Fitness Tracker's Recovery Score Actually Measures (and Where It's Wrong)

Recovery scores feel scientific but blend a handful of proxies that don't always agree with how you actually feel. Here's what's under the hood.

Jul 25, 2026

Why Your Smart Ring and Smartwatch Disagree About Your Sleep

Smart rings and watches often report different sleep scores for the same night — here's the actual reason, and which one to trust.

Jul 24, 2026

Should You Actually Trust Your Fitness Tracker's Recovery Score?

Why recovery scores from wearables carry more uncertainty than their confident single-number display suggests, what actually feeds into that score, and how…

Jul 24, 2026

How Accurate Are Fitness Tracker Sleep Scores, Really?

What fitness trackers actually measure to generate a sleep score, where that method breaks down, and how much weight the number deserves.

Jul 22, 2026

Why Your Fitness Tracker's Calorie Burn Number Is Probably Wrong (and by How Much)

Why calorie burn estimates are the least accurate metric most trackers provide, the specific reasons the errors happen, and which tracker metrics are actua…

Jul 22, 2026

When to Ignore Your Tracker (The Data Is Not the Territory)

Why tracker data misleads, when to override it, and the healthy-use notes.

Jul 20, 2026

Getting the Most From Your Fitness Tracker (Without Obsessing Over It)

Why trackers help when used well, how to use one effectively, and the healthy-relationship notes.

Jul 18, 2026

How Accurate Is Your Fitness Tracker, Really? What to Trust and What to Ignore

The accuracy-varies reality, the what-to-trust breakdown and the use-it-wisely notes.

Jul 17, 2026

When Your Fitness Tracker Becomes the Problem: Keeping Data in Its Place

The tracking-obsession reality, the healthy-relationship-with-data guidelines and the when-to-take-a-break notes.

Jul 16, 2026

Your Workout Data: The Privacy Guide for the Quantified Self

What fitness apps actually collect, the settings audit worth thirty minutes and the sharing decisions made deliberately.

Jul 16, 2026

Heart-Rate Zones on Your Wrist: Using Wearable Data Without Worshipping It

The zone system decoded, the wrist-sensor accuracy honesty and the train-by-feel calibration that makes the numbers useful.

Jul 15, 2026

Running Apps: What's Actually Worth Paying For

Free covers more than you think — the honest feature audit of running apps, and the two upgrades that earn subscriptions.

Jul 15, 2026

Sleep Tracking: Helpful Mirror or Anxiety Machine?

What wearables measure well at night, what they guess, and the orthosomnia trap — using sleep data without losing sleep over it.

Jul 14, 2026

Fitness Trackers for Women: What the Data Actually Tells You (and What to Ignore)

Watches, rings, apps — which metrics matter and which are noise? The honest guide to choosing and actually using fitness tech without the anxiety.