Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Kidney Failure: Eat Right to Feel Right on Hemodialysis ?
    ### Response:
    Sodium is found in salt and other foods. Most canned foods and frozen dinners contain large amounts of sodium. Too much sodium makes you thirsty. But if you drink more fluid, your heart has to work harder to pump the fluid through your body. Over time, this can cause high blood pressure and congestive heart failure.
    