Minimizing caffeine and stress, and treating anxiety
if it is present, will improve your symptoms
There is a surge of cortisol in the early morning. It is good that you have had a thorough workup for other causes of fasciculations (ALS, neuropathy, metabolic abnormalities – thyroid, calcium, etc).
Thank you for this opportunity to answer your questions, I hope you find the information I have provided useful, good luck.