There are many muscle groups on the arms, and some patients may not be satisfied with the muscles on their arms so they want to strengthen and enlarge them through exercise, which can generally be achieved through the right methods. Patients can choose to go to the gym and choose the right movements to increase the muscles of their upper limbs under the guidance of a fitness instructor, because only through exercise can they increase their muscles. While building muscle, you can eat foods high in protein, such as chicken breast, beef and protein powder, all of which are commonly seen and can promote muscle growth. By exercising every day for about 3-6 months, you will be able to see a significant improvement.