About BTL Industries. Founded in 1993, BTL Industries is a privately owned developer and manufacturer of medical and aesthetic equipment. BTL currently has over 900 employees and direct offices in more than 51 countries. BTL Aesthetics, a division of BTL, has revolutionized the way to non-invasively remove adipose tissue; it currently ranks 2nd among the non-invasive body shaping and tightening manufacturers globally.
A Well-Defined Chest Routine. 1  1. Do exercises that work the whole chest such as pushups, barbell bench presses, dumbbell bench presses, dumbbell flyes and cable flyes. Perform these exercises to trigger muscle fibers throughout your pectoral muscles and get an all-around stronger, more defined chest.
Now that we know how the muscle of the chest are put together and what it is they do for us in terms of movement, we can weed through the smoke and mirrors and pick out the most effective exercise. The first exercise on the list is the king of chest exercises, the flat barbell bench press. f all the various muscle groups that make up the human body, the chest is one of them that seem to consume more bodybuilders than any other. People come to me asking how they can work the upper chest, the lower chest, the inner chest, the outer chest, the upper middle and the lower outer.