Bulimia nervosa cannot be prevented, but it can be treated if diagnosed early

Prevention is possible with a positive environment, and a healthy view on life. If a subject reports their feelings, than they can get help.  Treatment options would be therapy or rehabilitation centers. 

The answer would be true.

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 )