The most common causes of muscle pain are tension, stress, overuse and minor injuries.
Lower back strain is caused by damage to the muscles and ligaments of the back. Learn about muscle anatomy and the symptoms of lower back strain. Back Strains and Sprains Video. A muscle strain or a muscle sprain in the back is the most common cause of back pain. In most people, this pain will last a short time, a few days to a couple of weeks. The majority of episodes of acute lower back pain are caused by damage to the muscles and/or ligaments in the low back. While a muscle strain doesn’t sound like a serious injury, the resulting lower back pain can be surprisingly severe and is the cause of many emergency room visits each year. Muscle pain can also be caused by serious diseases, disorders and conditions, such as fibromyalgia, infections and dermatomyositis, which is an inflammatory muscle disease. Muscle pain can be a symptom of a serious disease, disorder or condition, such as a severe muscle tear or infection. Muscle pain, also called myalgia, refers to pain or discomfort in any muscle of the body. Muscles include skeletal muscles that are attached to bones and contract to move your body. (December 2013). Myalgia, or muscle pain, is a symptom of many diseases and disorders. The most common causes are the overuse or over-stretching of a muscle or group of muscles. Myalgia without a traumatic history is often due to viral infections. Longer-term myalgias may be indicative of a metabolic myopathy, some nutritional deficiencies or chronic fatigue syndrome. Myofascial pain syndrome is characterized by muscle pain, tenderness, and spasm. Myofascial pain syndrome usually involves muscle in body areas that are asymmetric or focal, whereas fibromyalgia is typically a diffuse and symmetric muscle pain syndrome that involves both sides of the body. 1 Myofascial pain syndrome typically affects muscle in asymmetric areas of the body. 2  The precise cause of myofascial pain syndrome is not known. 3  Myofascial pain syndrome leads to localized pain in the muscle tissue. 4  Poor sleep, fatigue, and stiffness are common in myofascial pain syndrome. Inflammation is the most common reason for muscle pain and aches. Any time that major inflammation exists (strep throat, hepatitis, cancer, lupus, acute heart attack, etc.), signs and symptoms often include fevers, sweats, chills, fatigue, weight loss, and various muscle aches, pains and weakness. Muscle pain and muscle tenderness, especially during periods of increased disease activity (flare), occur in as many as 50 percent of those with lupus. The symptoms may have different causes. It is important for your physician to determine the cause of your symptoms since treatments are quite varied. The most common causes of muscle pain are tension, stress, overuse and minor injuries. This type of pain is usually localized, affecting just one or more muscles or parts of your body. Systemic muscle pain, which you feel throughout your body, is different. It's more often the result of an infection, an illness or a side effect of a medication. Common causes of muscle pain include: 1  Chronic exertional compartment syndrome. 2  Chronic fatigue syndrome. 3  Claudication. 4  Delayed-onset muscle soreness (DOMS). 5  Dermatomyositis. 6  Dystonia. 7  Fibromyalgia. 8  Hypothyroidism (underactive thyroid). The causes of back pain can be complex -- accidents, muscle strains, sports injuries. Stiffness, pain, lower back pain, and pain radiating down the leg are symptoms of back pain. Overexertion, pinched nerves -- all sorts of joint and muscle problems can cause neck and shoulder pain. Myofascial pain syndrome (MPS) is a fancy way to describe muscle pain. It refers to pain and inflammation in the body's soft tissues. MPS is a chronic condition that affects the fascia (connective tissue that covers the muscles). It may involve either a single muscle or a muscle group. Stiffness, pain, lower back pain, and pain radiating down the leg are symptoms of back pain. Overexertion, pinched nerves -- all sorts of joint and muscle problems can cause neck and shoulder pain. The following medical conditions are some of the possible causes of Back muscle pain. There are likely to be other possible causes, so ask your doctor about your symptoms. 1  Arthritis. 2  Osteoporosis. 3  Sciatica. 4  Tuberculosis. 5  Stress. 
http://www.spine-health.com/conditions/lower-back-pain/pulled-back-muscle-and-lower-back-strain http://www.healthgrades.com/symptoms/muscle-pain https://en.wikipedia.org/wiki/Myalgia http://www.medicinenet.com/muscle_pain/article.htm http://www.lupus.org/answers/entry/joint-muscle-pain-in-lupus http://www.mayoclinic.org/symptoms/muscle-pain/basics/causes/sym-20050866 http://www.webmd.com/pain-management/guide/myofascial-pain-syndrome http://www.webmd.com/pain-management/guide/myofascial-pain-syndrome http://www.rightdiagnosis.com/symptoms/back_muscle_pain/causes.htm
muscle pain causes