#7 SIT-UP
Lie on your back, arms crossed at your chest, legs bent, and feet flat on the floor. Curl your torso up toward your knees until it's perpendicular to the floor. Slowly lower yourself back down.
Illustration by Tomer Hanuka
#8 PUSH-UP
Lie facedown, with your hands, palms down, at the sides of your chest. Keeping your legs, hips, torso, and head in a straight plane, push your body off the floor. Lower yourself back down until your chest barely touches the floor. Repeat.
Illustration by Tomer Hanuka
#9 STIFF-LEGGED DEAD LIFT
Bend over with your back slightly arched and your knees straight until your back is parallel to the floor. Grab a light barbell. Slowly lift yourself back up, then lower the weight to the ground. Repeat.