Causes of Arm Muscle Pain

Now, arm pain is common in daily life. You may feel it from time to time. Sometimes, you may be a little bit tired due to the work. However, in certain cases, it could be an early sign of some diseases. Among the possible causes of arm pain, for example, upper arm muscle pain and left arm muscle pain deserve your immediate attention.

causes of arm pain, upper arm muscle pain and left arm muscle pain
Troubled by arm pain?

Possible causes of arm pain:

Possible causes of arm pain include:

  • Sprains and strains
  • Broken arm/wrist/ hand
  • Angina
  • Brachial plexus injury
  • Bursitis
  • Dislocated elbow
  • Carpal tunnel syndrome
  • Cervical disk herniation in the neck
  • Meralgia paresthetica
  • Hiatal hernia
  • Pinched nerve
  • Rheumatoid arthritis
  • Rotator-cuff injury
  • Tendinitis
  • Tennis elbow
  • Thoracic outlet syndrome
  • Squashed or trapped nerve
  • Repetitive strain injury (RSI)
  • De Quervain’s tenosynovitis

Among all the arm muscle pains, there are two types worth your special attention: upper arm muscle pain and left arm muscle pain.

Upper arm muscle pain

Common causes are listed below:

1.Muscle Strain
This injury results from muscle overstretch. For the mild condition, 1 to 3 days would usually be enough to heal. On the other hand, severe strains may take a few months.

causes of arm pain, upper arm muscle pain and left arm muscle pain
Muscle strain

2.Shoulder Injury
In fact, this is because of shoulder joint or the tendons inflammation, which is also a type of the referred pain. It aches along the outer muscles in your upper arm while the injury actually happens in the shoulder.

causes of arm pain, upper arm muscle pain and left arm muscle pain
Shoulder injury

Left arm muscle pain

Similar to pain in upper arm muscle, left arm muscle pain could be a sign of some common disease. These include:

1. Heart attack
In fact, this is called the referred pain, which stems from the nerves.

2. Angina
Angina itself results from the insufficient oxygen in the heart, making left arm pain, shoulders arm, neck arm and so on.

causes of arm pain, upper arm muscle pain and left arm muscle pain
Picture of angina patients

3.Skeletomuscular injury
In fact, left arm discomfort under this cause are more likely to happen among the athletes.
The pain here usually has the following characteristics:

  • a stabbing feeling but only lasts for a few seconds at one time
  • occurs after movement or touch
  • only found on a small spot on the arm
  • simply persists for hours or days without other symptoms


arm muscle pain causes, upper arm muscle pain causes, arm muscle pain causes, left arm muscle pain causes.

* The Content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.