Latissimus Dorsi
The primary agonist muscle in a lateral dumbbell raise is the deltoid, specifically the lateral (side) head of the deltoid. The antagonist muscle is the latissimus dorsi, which performs the opposite movement by extending the shoulder while the deltoid is lifting the dumbbell.
Performing the dumbbell press seated provides more stability and support for the back, reducing the risk of injury. It also isolates the shoulder muscles more effectively, leading to better muscle engagement and growth.
the antagonist of adduction is the pectoralis major
The front dumbbell shoulder press exercise helps strengthen the shoulder muscles and improve upper body strength. To perform it properly, sit or stand with a dumbbell in each hand, raise the dumbbells to shoulder height, then push them overhead while keeping your core engaged and back straight. Lower the dumbbells back to shoulder height and repeat. This exercise can help improve shoulder stability and muscle growth when done with proper form.
Some effective exercises to include in a 40 lb dumbbell workout routine for building strength and muscle are dumbbell squats, dumbbell lunges, dumbbell chest press, dumbbell rows, dumbbell shoulder press, and dumbbell bicep curls. These exercises target different muscle groups and can help you achieve overall muscle growth and strength.
The triceps lengthens when the biceps contracts, making the triceps the antagonist.
The seated dumbbell press primarily targets the shoulder muscles, specifically the deltoids.
Shoulder adductors. Abduction means moving away from the median plane of the body and adduction means moving towards the median plane of the body.
Using a dumbbell shoulder press machine for shoulder workouts can help improve shoulder strength, stability, and muscle definition. It also allows for controlled movements and proper form, reducing the risk of injury.
Incorporating neutral grip dumbbell shoulder presses into your workout routine can help improve shoulder stability, target different muscle groups, reduce strain on the wrists and elbows, and promote balanced muscle development.
Agonist is bicep and other elbow flexors antagonist are all the elbow extensors ie triceps
To effectively target the shoulder muscles with seated dumbbell raises, sit upright with a dumbbell in each hand, palms facing inward. Slowly raise the dumbbells to shoulder height, keeping your arms straight. Hold for a moment, then lower the weights back down slowly. Repeat for desired reps, focusing on controlled movements and proper form to avoid injury and maximize muscle engagement.