Original data research from the PlainExercise editorial team. Every page is rendered server-side from a live SELECT against the portal database; no numbers are hardcoded.
PlainExercise shows the distribution of cataloged exercises across primary muscle groups in the Free Exercise Database. Rendered server-side from a live SELECT against the exercises table grouped by primary_muscle. Data from the open Free Exercise DB (with wger.de enrichment); see our methodology page for how exercises are classified by muscle group.
PlainExercise shows the distribution of cataloged exercises across equipment categories. Rendered server-side from the exercises table grouped by equipment.
PlainExercise shows the joint distribution of exercise mechanic (compound vs. isolation) and difficulty level (beginner / intermediate / expert) in the Free Exercise Database. Rendered server-side from the exercises table.