“Bali Belly” is a common form of acute gastroenteritis that affects many visitors on the island. It can be caused by bacteria, viruses, or parasites - usually transmitted through contaminated food, water, or surfaces.
When do symptoms start? Anywhere from 30 minutes to 24 hours, typically within the first 2-4 hours after exposure.
Most common symptoms:
- Nausea Vomiting
- Diarrhea Abdominal pain
- Fever
- Weakness, headache, dehydration
When you should see a doctor Seek medical help if:
- A child under 3, a pregnant woman, or an elderly person becomes ill
- Diarrhea is very frequent (10+ times/day)
- Vomiting is continuous and you cannot keep fluids down
- Signs of dehydration increase
- There is no improvement after 24–48 hours
- You have a high fever
- There is blood in stool
- Symptoms feel unusual or severe