While most people associate MS with mobility issues, fatigue is a common symptom of multiple sclerosis due to feeling exhausted from muscle tremors and muscle spasms. It can also be caused by MS-related pain, trouble sleeping or depression. It can be further triggered by heat or humidity.
![Living with Fatigue and MS: Take the Survey](https://www.mssupportfoundation.org/wp-content/uploads/MS_Iceberg.png)