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.
The signs and symptoms of pulled chest muscles can be quite painful at times. Other than pain, some of the other commonly occurring signs and symptoms that typically occur within 24 hours after the injury include tightness of the chest and an increasing burning pain that worsens with any movement of the affected area.