no matter what your thoughts are at the very least it is anxiety.
It is something that ought to be discussed with your doctor. Blood test for thyroid is a good idea.
If thoughts are dark and self harming a reference to a therapist is a good idea.
Here is link to a helpful sight can may give you some answers. https://www.mindful.org
Moderator - Depression
"...when the gift of sight is cause enough for jubilation."
Billy Collins from the poem. HIGH
DX: reverse Trigeminal Neuralgia;Cluster headaches; Atypical face pain;Hemicrania Continua; Complex Migraines: raynauds;Complex PTSD; recurring MDD,disassociative disorder with psychotic features. Laryngopharyngeal Reflux Disease [LPR]