noun a large triangular muscle covering the shoulder joint and serving to abduct and flex the arm
The deltoid muscle is a large, triangular muscle located on the uppermost part of the arm and the top of the shoulder.
Injuries to the deltoid muscle, such as strains or tears, are common in athletes who engage in overhead throwing or lifting activities.
Exercises targeting the deltoid muscle are commonly prescribed to improve shoulder strength and stability.
Many weightlifting routines include exercises that specifically target the deltoid muscle to achieve a well-rounded shoulder appearance.
In a medical or anatomical context, a writer may use the term 'deltoid' when describing the deltoid muscle, which is a large muscle responsible for arm movement.
A personal trainer may refer to the deltoid muscle when discussing exercises to strengthen and tone the shoulders.
Physical therapists may assess and treat injuries or conditions affecting the deltoid muscle as part of their rehabilitation programs.
Athletic trainers may work with athletes on exercises to improve deltoid muscle strength and function to prevent injuries.