Letter N
Nausea
Also known as: Queasiness, Feeling sick
Nausea symptom guide: what it can mean, possible causes, and when to seek care. Educational only.
Overview
Nausea can follow food, infection, pregnancy, migraine, or medicines. Sip fluids slowly. Vomiting blood, severe pain, or dizziness needs assessment.
Possible causes
- Stomach infection
- Food
- Pregnancy
- Migraine
- Medicines
When to see a doctor
Seek care if nausea lasts, or you have severe pain, blood, or dehydration.