Head ache back of head left side. To do.

Hi doctor. I am not having enough sleep from 1 year. I get disturbed sleep and sleep for 5 to 6 hours. From last 10 days i m having pain in my eyes.. mostly left eye.. I am having head ache in the back of head behind ear that too only left side...I overthink a lot and mostly having anxiety what happens next and all.. i feel tired most of the times..I had head aches previously too..from many years..i used ayurveda before.. it was good and i didnt get head ache for 6 mnths.then again i got..i used again..and then i am getting again..but this time the way how i mentioned... i use laptop alot for work being sftware engineer..and use mobile more.:-( i also get numbness in hand frequently.. both hands and both legs also i feel like my brain is not in my control while sleeping.. i feel its somewhere when i get up in the mid of night.. even i feel it when i close my eyes and think abt anything..please let me know if its serious and medicine could you please help and let me know what to do..