Trainer: This Forgotten Delt Exercise Is a Game Changer for Shoulder Size originally appeared on Men's Fitness.

The lateral raise — holding a dumbbell in the top arm and raising until that arm is straight — makes a challenging move far harder, even with a light weight.

Dumbbell vs Cable Lateral Raises: The Results The researchers found that both dumbbell and cable lateral raises produced small to medium increases in lateral deltoid muscle thickness.

Do all your reps on one side before switching the dumbbell to the opposite hand and lateral lunging on the opposite side. How to modify: If the overhead press is too much, you can eliminate it. 5.

The side lunge develops balance, stability and strength while making it easier to do day-to-day activities.

Lateral raises get surprisingly tough pretty quickly, so put your ego to one side and choose lighter weights when you first get going (you could even opt for a resistance band).

Lunging to the side also provides the inner thigh muscles with a dynamic stretch. How to do it: Stand with feet together and use both hands to hold a dumbbell or kettlebell in front of chest.

The lateral raise — holding a dumbbell in the top arm and raising until that arm is straight — makes a challenging move far harder, even with a light weight.