It can be confusing, when you pick up a weight or use a machine; to know what muscle groups for fitness are which. While you don’t have to know where every single individual fitness muscle groups of the body are, it is helpful to have a basic understanding of the anatomy of your body.
Obviously, you know where your neck is. You have two basic neck muscles that you can focus on your weight training sessions. You have the upper trapezius, which runs down the back of your neck and the nebula neck to the shoulder. You also have, to muscles called the levator scapula, which allows you to raise your shoulder blades to your ears. When viewed from the front of your body that these two muscles that provide the sloping shape from your neck to the top of your shoulders.
The rest of the trapezius muscle group runs down your down your back to the waist on either side of your spine. Your trapezius muscles were involved in most of your shoulder movements, and they help to provide a muscle balance between your chest and your upper back.
The deltoid muscle is a muscle group that forms the round contour of the shoulder. When carrying heavy loads the deltoid work in tandem with the upper trapezius, this also comes into play every time you lift your arms up or down. They are generally divided into three groups, the anterior the front, middle, which runs down the side of the shoulder, and posterior which runs down the back part of the shoulder. There is also muscle called the rotator cuff muscle, which runs just below the anterior, front delt, from the armpit straight out.
The pectoral muscle is a thick fan shaped muscle situated in your chest makes up the bulk of the chest muscle in males and lies under the breast in the female. You also have a smaller pectoral muscle which is a triangular muscle situated at the upper part of the chest below pectoralis major in human body.
In your upper back, you have the latissimus dorsi muscles, usually called the lats. These muscles are located on each side of your back and helps you extend, rotate, and pull your arms toward your body. In your lower back, you have a group of muscles called the Erector spinæ. The erector spinae are an important muscle group which when strengthened correctly will provide good protection to your lumber region. The lumbar region area is the commonest area, where most people have back pain.
You have three major muscle groups in your arms. Your triceps, which run down the sides of your arms from, shoulder to elbow. Your tricep muscles have three distinct muscles heads, the lateral head that is on the outward facing side of the humerus, the muscle head that is most responsible for the horseshoe shape of the triceps. Then there is the medial head tricep muscle, which is in the mid-line of the arm. The long head muscle, which is at the bottom of the humerus and is the largest of the three tricep muscles..
Although most people are familiar with the bicep muscles, which are located on the inside of the upper arm, the triceps until you are and what make up two thirds of the actual size of the upper arm. You also have many very distinct muscles in your fore arms, used for both gripping, rotating your hands and flexing your fingers.
Your abs are located in the stomach area – or abdominal region hence their name!.
One of the strongest muscles in the human body is the one that you sit on, the buttocks or the gluteus muscles. These muscles are involved in such movement as writing from a seated chair or climbing the stairs.
In your legs, you have quadriceps muscles at the front, or quads. As the name quads suggest, this is a group of four muscle portions or heads. At the back of the upper leg, you have the hamstring muscles, which consist of three separate muscle groups. These are the semitendinosus, semimembranosus and biceps femoris. In the lower leg, from the knee to the ankle, you have the Gastrocnemius. This muscle has two heads, the medial and lateral, but when fully developed give a diamond shape. They’re Soleus muscle that lie under the Gastrocnemius, and are not visible from the outside of the human body.
Knowing where your main muscle groups for weight training are will help you to perform your weight training exercises as effectively as possible. When you know where the various muscle groups are in your anatomy, you can then choose the exercises to target them in your workouts. Know where your muscles are and help you succeed in your weight training and fitness goals