Jumping jacks burn calories, are heart-healthy, and can be done anywhere.
A jumping lunge also burns calories and works your core.
High knees while standing. If you want to make these harder, try alternating punches.
Jumping rope for one hour burns 800–1000 calories, so don't underestimate its power.
This sinisterly titled dumbbell delight uses more muscles than other exercises, burning more calories.
Moving a barbell from floor to ceiling uses nearly every muscle in your body and boosts metabolism.
Throwing a dumbbell overhead explosively? Dumbbell exercises are probably the most fun.
Walking burns calories and is enjoyable. Walking with heavy weights in each hand is less enjoyable.