5 Exercises, Quickly Train Arms and Shoulders
If you're not the type who enjoys working out in the entire gym, but you want to sculpt slender arms and beautiful shoulders, then check out this circuit introduced by Muscle. You only need to perform five exercises to isolate the biceps, triceps, and shoulders, and a quick loop can effectively supplement your regular exercise.
Perform the following exercises, 12-15 reps each. After completing one exercise, rest for 2 minutes, then start from the beginning. Complete 3-4 rounds.

Alternating Shoulder Raises
Instructions:
Stand with both hands holding a dumbbell each.
Simultaneously raise both arms, extending one arm to your side (lateral raise) and extending the other arm forward to shoulder height (front raise).
Lower it down and repeat, alternating arms.
Continue alternating until all reps are completed.

Arnold Press
Instructions:
Sit on a bench, with each hand holding a dumbbell.
In (A), bend your elbows with palms facing forward, placing the dumbbell in front of your shoulders.
Rotate your wrists to draw the elbows out to the sides (B), then push the dumbbell straight up (C).
Reverse the movement to return to the starting position.
Repeat the steps for all reps.
Reverse Flyes
Instructions:
Start from a standing position, bending from the hips while maintaining a flat back, and extending the dumbbell towards the ground.
Grip the dumbbell with palms facing towards you (A).
Pull up the shoulder blades, lifting the weight to the sides with the elbows as the lead, until shoulder height (B).
Lower your waist and repeat all movements.

Dumbbell Curl
Instructions:
Stand with the dumbbell placed in front of your legs, with palms facing forward (A).
Keeping the dumbbell close to your body, draw your elbows back as far as possible, then lift the dumbbell to your chest (B).
Lower your waist and repeat all movements.

Lying Triceps Extension
Instructions:
Lie flat on a bench, with the dumbbell extended above you, with palms facing each other (A).
Bend your elbows, lowering the weight to the sides of your head (B).
Extend your arms to return to the starting position, and repeat all movements.
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