Answer:
in short I am going to say
What is the main cause of muscle pain?
Muscle pain is most often related to tension, overuse, or muscle injury from exercise or hard physical work. The pain tends to involve specific muscles and starts during or just after the activity. It is often obvious which activity is causing the pain
Step-by-step explanation:
What are 3 symptoms of a muscle strain?
Signs and symptoms will vary, depending on the severity of the injury, and may include:
Pain or tenderness.
Redness or bruising.
Limited motion.
Muscle spasms.
Swelling.
Muscle weakness