I n the world of fitness, picking the right exercises for each muscle group is key to getting the most out of your workouts.

Israetel explains, 'For everyone out there, if you want big delts, you want to be a presence and have that nice broad look, training lateral delts and rear delts a little bit is the key to that.' ...

Exercise researcher Dr Mike Israetel is joined by bodybuilder Jesse James West and trainer Jared Feather on his YouTube channel to deliver a scientific delt and arm workout. West explains that he ...