Social Security save at all costs

Senior on fixed income was a caregiver for my husband our entire married life also worked my only income is soc sec no savings before he passed was in hospital many times was diabetic /hip repl /bi polar I had to retire early as he was wheel chair bound and kidney probs so I have no Medicare suppl or death INS having a bad time do you economy etc I need my SS oc Sec to s uh revive I have poor eyesight an do hearing probs pleas secure soc sec c as nt go to doctor cannot afford to ..thank you.