If a person does not treat diabetes they could be at an increased risk of blindness, heart disease, and kidney failure.

Depends on which disease, but as a general rule eat healthy. many vegetables.                                                        hope my answer has come to your . you for posting your question here in we hope to answer more of your questions and inquiries soon. have a nice day ahead! : )     (p.s mark as brainliest if )

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Depression would be the correct answer

If this is an answer you for that person, but make sure to go type it in an answer box in the question link