How to get rid of that grossed out feeling??

headache..dizziness...feeling sad...not able to talk....not energetic as usual ....whats up....what can it be ...stomachache....hunger feeling but not hungry....feel like throwing up... please answer quick...10 points for best answer...i always have this feeling when i wake up or in school and i took some ibuprofen but it never helped ...what can i do and no....i am not pregnant!!