Lower your body until your chest nearly touches the floor, then push back up, keeping your body straight.
Hang from a bar, pull yourself up until your chin is above the bar, then lower back down.
Lower your body on parallel bars until arms form a 90-degree angle, then push back up.
Press a barbell or dumbbells overhead until arms are fully extended, then lower.
Curl dumbbells towards your shoulders, then slowly lower them back down.
Roll forward with an ab wheel until your body is extended, then roll back.
Punch forward alternately with each hand, keeping your core tight.