Sit on the floor, knees bent, feet flat. Raise your feet and lean back. Holding a weight or medicine ball with both hands, spin your torso right and left while engaging your core.
Lie on your side with legs extended and feet stacked. Hold your body straight from head to feet on your elbow and forearm. Hold with your core engaged and hips elevated, then switch sides.
Lay on your back with hands behind your head, legs elevated, and knees bent 90 degrees. Like a bicycle, alternate raising your left elbow to your right knee while straightening your left leg, then vice versa.
Keep a dumbbell or medicine ball in each hand with your feet shoulder-width apart. Start with the weight above your right shoulder, then rotate your torso left to lower it to your left hip.
Start in plank with hands beneath shoulders. Bring your right knee to your chest, then switch legs and bring your left knee. Keep your core engaged and alternate legs quickly.
Lay on your side with your legs stacked and bottom arm outstretched for support. Lift your shoulder by crunching your elbow toward your hip with your top hand behind your head. Lower and repeat before swapping sides.
Hold a dumbbell or kettlebell in your right hand with your feet hip-width apart. With your back straight, bend at the waist to the right and slide your hand down your thigh to your knee. Restart and repeat on the left.
Lie back with your hands under your glutes for support. Kick your legs up and down fluttering while keeping your lower back on the floor a few inches from the ground.