I Feel Like Someone Is Pressing My Head From Middle

I feel like someone is pressing my head from middle and sometime from front its so weird and pressure like feelings with this my body get too much heavy and I can't move . I have anxiety and stress issue too from 2 years . I can't do anything lying in bed all day because tired easily and shortness of breath most of the time. I am afraid what's wrong with me. Sometime my legs feel weak and I can't walk normally. I am dying please help me