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Fitness Glossary
Need clarity? Our list defines terms in plain English, supporting your learning at every step.
Bodyweight
FitnessExercises performed using only your own body mass, with no added weights or machines.
Mobility
MovementAbility of your joints to move freely and with control throughout their range.
Active Recovery
RecoveryLow-intensity movement to boost recovery, such as walking or light stretching.
Progression
FitnessSteadily increasing difficulty—such as reps, sets, or range—to boost fitness safely.
Plank
ExerciseA core exercise where you hold a straight-line position using your forearms or hands.
Stretching
RecoveryMovements or holds to lengthen muscles and ease tension after or between workouts.