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 symptoms of biceps tendinitis can vary and include the following: 1  Pain in the upper arm. 2  A pop or snapping sound when you move your arm or shoulder. 3  Difficulty turning the arm palm up or palm down.  Bulge in the upper arm above the elbow. This is called a Popeye deformity and occurs only if there is a complete tear.