
Strength: Push-Up (targets chest, arms, core)
Get into a full push-up position, legs extended behind you with abs tight and head in line with heels. Bend elbows 90 degrees out to sides, lowering chest to floor; push back up to start and repeat.
Make it easier: Do push-ups on your knees.
Put it together:
Weighted jumping jack: 90 seconds
Push-up: 30 seconds
Weighted jumping jack: 60 seconds
Push-up: 30 seconds
Weighted jumping jack: 30 seconds
Push-up: 30 seconds