List four symptoms of food borne illness that should cause you to consult a doctor.?

Four symptoms of foodborne illness that warrant a consultation with a doctor include persistent vomiting, severe diarrhea (especially if it contains blood), high fever (typically above 101.5°F), and dehydration signs such as dry mouth, dizziness, or reduced urination. Additionally, if symptoms last more than a few days or significantly impact daily activities, seeking medical advice is essential.