MyMSTeam

Upper arm muscle spasms are definitely something many people with MS experience — you're far from alone in this!

MS-related nerve damage in the brain and spinal cord can disrupt normal muscle contractions, causing muscles to tighten, jerk, or spasm. This can happen in the arms, legs, trunk, and back. Here's how some Show Full Answer

Upper arm muscle spasms are definitely something many people with MS experience — you're far from alone in this!

MS-related nerve damage in the brain and spinal cord can disrupt normal muscle contractions, causing muscles to tighten, jerk, or spasm. This can happen in the arms, legs, trunk, and back. Here's how some MyMSTeam members have described their upper body spasm experiences:

- "Feels like you got punched in the arm."
- "I have had this pain in my arm for a good month now, and it aches a lot."
- "Bad night with left and right shoulder and arm spasm."
- "Burning, cramping, and spasms that are so severe, it feels like my muscles are ripping away from my bones."

Upper body spasms can sometimes interfere with everyday tasks like eating, writing, dressing, and even driving. Some common spasm triggers to be aware of include:

- Sudden movements or position changes
- Extreme temperatures
- Stress
- Infections
- A full bladder or constipation
- Tight clothing

Talking to your neurologist about managing spasticity is a great first step — there are both medications and lifestyle strategies that can help.

 AI-generated responses are not a substitute for medical advice. These services are not intended to diagnose, treat, or cure any condition or disease. Always ask your doctor about specific health concerns.

Muscle Spasms in MS: What Do They Feel Like?