Please save me. To relief my stress bit?

Hi Dr, From last 10 days… I am facing strange brain fog issue.When it comes then I mild mild tightness and little dizziness and Pin pain on skull here and there. Sometime very mild sudden spasm pain on head which comes and goes. when this Tightness feels then legs feel heavy. These synths come and goes. I am extreme health anxieties . I dnt know if my symtoms are mine Anxieties, nEver issue or Brain cancer. I know Only SCAN can confirm this … But can we not conclude anything with my above mentioned symtoms.? It is approx 1month Now. I am doing mine office work, Driving 5 km daily to office… I can type this message…. whenever searching google, Seeing Brain cancer case for YOUNG people with just minor symtoms which turned brain cancer and died sooner. These things are really scared…. i am not takin any medicine. what basic neurological test at home can i do to relief my stress bit? Please suggest