Cardio & Conditioning

The maximum oxygen your body can use during intense exercise.

Short bursts of hard effort alternated with recovery.

Sustained low-intensity cardio for fat loss and recovery.

Cardio held at a constant, moderate intensity.

Intensity ranges based on percentage of max heart rate.

Calories burned through daily movement outside formal exercise.

The highest your heart can beat, used to set training zones.

Your heart rate at rest, a simple marker of fitness and recovery.

The gap between resting and max heart rate, used for precise zones.

Easy aerobic training that builds endurance and an efficient engine.

The intensity where lactate builds up faster than it clears.

The point where exercise shifts to mostly anaerobic energy.

Doing cardio before eating — popular for fat loss, but no magic.

Extra calories burned recovering after intense exercise.

Your body's ability to sustain endurance exercise using oxygen.