Fitness API blog: exercise data, MET and calories
Guides on the FitExerciseDB API: endpoints, MET and calorie maths, muscle taxonomy, licensing exercise GIFs, and how it compares with other exercise databases.
Exercise search API: queries and 6 languages
How the FitExerciseDB exercise search endpoint matches words, how ?lang and Accept-Language pick one of 6 languages, and why search terms stay in English.
2026-10-02 · 6 min
FitExerciseDB API response fields, explained
Every field in a FitExerciseDB exercise object: which are always sent, which can be null, how calorie fields relate, what _links adds, what ?lang changes.
2026-10-02 · 6 min
ExerciseDB GIFs: how to buy and embed them
How the ExerciseDB GIF marketplace works: $0.99 per exercise animation, watermarked previews, a full-library bundle, and how to embed a purchased GIF without slowing your app.
2026-09-29 · 6 min
Exercise Videos API: Comparing GIF and Video Support
Searching for an exercise videos api? Most exercise data APIs return text metadata only. Here is what to check before assuming video or GIF files are included.
2026-09-27 · 7 min
Exercise API calories: how MET values work
How to calculate calories burned from an exercise API using MET values: the formula, what a MET is, why bodyweight matters, and a worked example you can call in one request.
2026-09-10 · 7 min