What Causes Severe Headache And Cold Despite Being Diagnosed With Metabolic Syndrome X?,

yes...my child she is 10 yrs old she is taking glycomet sr 500...bid....because her dr said she has metobolic syndrom x...she was over weight...now she is lost wt...but she is having severe head aches with feeling cold and shivering and sweating and she says she sees darkness all over ...this happens twice a month or so....you have any advice on what this could be...