It feels like something is moving inside my head from the back side and it effects the   my mouth too like something happens in mouth as well cause of it and I've been having vomiting issues cause of it as well,  It is effecting my thinking  patterns too. I , it's not like head ache  it started this year , I was taking so much unnecessary stress and I was overthinking so much I use to overthink before going to my bed like for 2 hours and use to do the same whole day and started having some serious issues with my mind please tell me what should i do it's so annoying I can't do anything properly