Popsugar Health & Fitness Workouts Strength Workout For Muscle This 45-Minute Strength Workout Will Help Build Lean Muscle 18 June 2018 by Tamara Pridgett View On One Page Photo 5 of 7 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 Dumbbell Deadlifts Hold a dumbbell in each hand by your sides with straight arms, and have a slight bend in your knees. Lower the dumbbells toward the floor. Keep your back straight, not curved or arched. Your chest should be parallel with the floor. Straighten your torso so you have a straight body alignment. This counts as one rep. Complete three sets of 12 reps. Previous Next Start Slideshow Trainer TipsDumbbell WorkoutsFitness TipsArm Workouts45-minute WorkoutsBeginner WorkoutsLeg WorkoutsBack ExercisesAb WorkoutsFull-Body Workouts