Originally Posted by
MoAlpha
There is actually quite a bit of work on the mechanism of fasciculations because they occur when the nerve supply to a muscle is damaged and understanding the changes at the neuromuscular junction after nerve damage could lead to a way of preventing muscle atrophy while waiting for nerves to regenerate. Despite this interest, the story is not complete.
I suspected something may have changed which is why I specified how long ago this coursework was. They don't just happen after damage, do they? Most of them are so transient that it doesn't seem like any sort of structural cause would be likely.