Law enforcement agents protect life and property, and uphold the law within a jurisdiction. Many of the job requirements are not based on education, but on one's physical and mental characteristics. To become a law enforcement agent, individuals need to complete agency training programs, such as police academy.
A muscle strain, also called a pulled muscle, occurs when a muscle is stretched too far, and microscopic tears occur within the muscle fibers. Common muscle strains include pulled hamstrings, groin strains, and calf strains. The usual symptoms of this type of injury include pain, spasm of the muscle, swelling, bruising, and limited mobility.
Shoulder injuries will usually cause one or more of the following physical symptoms to occur: Muscles in the neck may begin to tense up and become less pliable. Neck movement may be limited. Pain may occur in the back, in the neck or in the chest if the rotator cuff is injured.