The deltoid muscle is the muscle [1] forming the rounded contour of the human shoulder. It is also known as the 'common shoulder muscle', particularly in other animals such as the domestic cat. Anatomically, the deltoid muscle is made up of three distinct sets of muscle fibers, namely the

Your deltoid muscles cover the top of your shoulder. They help you lift your arm to front, side and back. Deltoid muscle pain can affect swimmers, pitchers or anyone who performs repetitive overhead arm movements.

The Deltoid muscle is a large triangular-shaped muscle that lies over the glenohumeral joint and which gives the shoulder its rounded contour. It is comprised of three distinct portions (anterior or clavicular, middle or acromial, and posterior or spinal)

Jul 19, 2023 · In this article, learn about the types of deltoid strain, which range from mild to severe. We also describe exercises and stretches that can relieve pain and aid recovery.

Dec 14, 2023 · This article describes the anatomy of the deltoid muscle, as well as symptoms, treatment, and healing time for conditions affecting the deltoid muscle. What Is the Function of the Deltoid Muscle? Deltoid muscles are a type of skeletal muscle involved in body movements.

Apr 23, 2024 · The deltoid is a large, thick triangular skeletal muscle in the shoulder joint, connecting the arm to the body trunk. Its name derives from ‘delta’ (Δ), the Greek letter that it resembles in shape.

Mar 4, 2025 · The deltoid muscle is one of the main abductors of t he shoulder, me aning it helps lift the arm when reaching for objects or brushing the hair. It’s also activated when carrying heavy weights, like a suitcase or grocery bags, in order to prevent dislocation of the glenohumeral joint .

Oct 9, 2022 · The deltoid is an intrinsic muscle of the shoulder region. It is shaped like an inverted triangle and can be divided into three parts (anterior, middle and posterior). Attachments: Originates from the lateral third of the clavicle, the acromion and the spine of the scapula. It attaches to the deltoid tuberosity on the lateral aspect of the humerus.

Jan 30, 2024 · The deltoid muscle is a large triangular intrinsic shoulder muscle, so named because its shape resembles the inverted Greek letter delta. This muscle forms the shoulder's rounded contour, being thick and spread out anteroposteriorly (see Image.

Jan 20, 2018 · The deltoid muscle was named after the Greek letter Delta due to the similar shape they both share. The deltoid muscle is constructed with three main sets of fibers: anterior, middle, and...