Work-related muscle strain occurs when muscles or tendons are overstretched, overused, or forced to work too hard during job tasks. It is a common type of Muscle Strain and often falls under Work‑related Musculoskeletal Disorders.

Some of the main Causes of Work-Related Muscle Strain include:

Heavy Lifting

• Lifting objects that are too heavy
• Incorrect lifting technique (e.g., bending the back instead of knees)

Repetitive Movements

• Doing the same movement repeatedly (typing, assembly line work)
• Overuse of the same muscle group over long periods

Poor Posture

• Slouching while sitting
• Awkward positions such as twisting, reaching, or bending for long periods

Overexertion

• Pushing, pulling, or carrying loads beyond your physical capacity

Lack of Breaks

• Working continuously without rest
• Muscles don’t get enough time to recover

Poor Ergonomics

• Workstations not set up properly (chair height, desk position, screen level)

Sudden Movements

• Quick twisting or jerking motions
• Slips or sudden attempts to catch falling objects

Cold Working Conditions

• Muscles become tighter and less flexible in cold environments

Inadequate Training

• Workers not trained in safe manual handling or proper techniques