No no no. Not those guys. I am talking about the "big three" movements that you should be incorporating into your workouts. There is a time and place to add isolation movements in to strengthen specific body parts. However, your training should be focusing on the big compound movements that are multi joint lifts. These big movements will stimulate metabolism and EPOC (excess post exercise oxygen consumption), which means you will be burning additional calories for 24-48 hours AFTER your workout. The big three should consist of a hip dominant movement, knee dominant movement, and a pressing movement. Three perfect examples are:
Perform these at the beginning of your workout when you are fresh! Perform 3-5 sets, keeping the reps between 8-12.