How common is it for somebody to get muscle pain?

Very common. Muscle pain can be caused by a variety of reasons.Overexertion of a muscle group through work or exercising.Sometimes there is no obvious cause of muscle paincertain diseases, autoimmune, can cause muscle pain.Sometimes a certain nerve can be irritated and it can cause it's related muscle to be painful.-like leg muscle pain whose origin comes from a nerve at the spine. Pain is a symptom not a dx.
Muscle pain. The truth is that it happens to 100% of the population at some time or another. It is virtually impossible to get through life without strains, sprains, bumps or bruises that cause muscle aches. It is also impossible to get through life without stress, tension, and anxiety which will also cause muscle tension and aches.