How To Treat Severe Fatigue,blurred Vision And Pain In Feet Post Chemotherapy?

yes two years ago i had lung cancer stage 3a right lung . i had chemo and surgery and since then i have went for all petscans repeatedly all came back good. my question is i have been extremely fatigued daily my feet are bad too i had neuropathy when under going chemo then it went away its now back along with blocked sweat ducts on my feet which are extremely painful and mt feet burn in work all day like there on fire i have to stand all day i come take care of my home and family but i have been out of work since 4 pm its now 9 pm my feet are still bright pink and in pain ican fall asleep at work too while im standing i just dose off i am extremely tired daily/feet on fire/sweat ducts /dry mouth/memory loss/weight gain/achey bones all over always in pain and lumbar strain and sprain since i was 15 and working it kills me i have tried all things possible but always in pain and tired and leg/cramps\pain always feel stiff and i get blurred vision when i dont take in enough sugar so im a mess can you help me.