What Are Lats Anatomy?

What are lats on your body?

The latissimus dorsi muscles, known as the lats, are the large V-shaped muscles that connect your arms to your vertebral column. They help protect and stabilize your spine while providing shoulder and back strength. Your lats also help with shoulder and arm movement and support good posture.

Where are your lat muscles located?

The latissimus dorsi is a large, flat muscle covering the width of the middle and lower back. It connects the bone of the upper arm to the spine and the hip. This muscle is often referred to as the lats.

What are the actions of the lats?

The latissimus dorsi is responsible for extension, adduction, transverse extension also known as horizontal abduction (or horizontal extension), flexion from an extended position, and (medial) internal rotation of the shoulder joint. It also has a synergistic role in extension and lateral flexion of the lumbar spine.

Do the lats extend the spine?

If the latissimus dorsi is short or tight, the back will extend and rotate as the upper extremity is flexed into an overhead position as in reaching for an object on a high shelf. The accommodation of extension and rotation of the spine allows for the achievement of the overhead position of the upper extremity.

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Why do lats get tight?

The latissimus dorsi, or the lats for short, play a huge role in shoulder function and health. Often times, these muscles become tight and stiff after injury, surgery, immobilization, a lack of stretching, or repetitive lat overuse/overdevelopment!

Why do my lats hurt?

What causes latissimus dorsi pain? The latissimus dorsi muscle is used the most during exercises that involve pulling and throwing. Pain is usually caused by overuse, using poor technique, or not warming up before exercising.

What are the best lat exercises?

  • Deadlift. Deadlifts activate almost all your muscles in your body.
  • Lat pulldown. Wide grip lat pulldowns are the most popular.
  • Pull ups. Not easy to master, but works your lats beautifully.
  • Bent over barbell row/one-arm dumbbell row. Pull the weight towards your belly.
  • Kettlebell swing. Excellent for lower back.

How many muscles are in your lats?

Latissimus Dorsi is one of four muscles responsible for the thoracobrachial motion. It is large, flat and triangular in shape originating from large parts of the lumbar region and lower thorax to insert on the humerus through a narrow tendon.

What is the purpose of the lats?

The latissimus dorsi muscle is a large, triangularly shaped back muscle that helps you do things like pull-ups, swimming and even breathing. It functions to stabilize your back while extending your shoulders. The latissimus dorsi muscle is often called the ” lats ” or the latissimus for short.

What joint does the latissimus dorsi move?

Functionally, the latissimus dorsi muscle belongs to the muscles of the scapular motion. This muscle is able to pull the inferior angle of the scapula in various directions, producing movements on the shoulder joint; internal rotation, adduction and extension of the arm.

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Is latissimus dorsi a core muscle?

Minor core muscles include the latissimus dorsi, gluteus maximus and trapezius. What is the function of your core muscles? These muscles act to stabilize your spine providing a firm support for all the activities we do.

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