# What Is Hantavirus? A Plain-English Guide to the 2026 Outbreak

> A clear, evidence-based explanation of hantavirus: what it is, how it spreads, the diseases it causes, and what the May 2026 MV Hondius outbreak means for travelers and the public.

- **URL**: https://hantacount.com/en/learn/what-is-hantavirus
- **Kind**: learn (medically reviewed explainer)
- **Published**: 2026-05-08T08:00:00Z
- **Updated**: 2026-05-08T08:00:00Z
- **Author**: HantaCount Editorial (Health data desk)
- **Medically reviewed by**: Dr. M. Halikoğlu, MD (Infectious diseases physician (advisory))
- **Reading time**: 9 minutes
- **Keywords**: what is hantavirus, hantavirus explained, hantavirus 2026, MV Hondius, Andes virus, HPS, HFRS
- **License**: CC-BY-4.0
- **Citation**: "hantacount.com (CC-BY-4.0)" — link back to https://hantacount.com/en/learn/what-is-hantavirus

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## Quick facts

- Source of authority: HantaCount editorial desk + named medical reviewer
- Topic family: Hantavirus, Andes virus (ANDV), MV Hondius 2026 outbreak
- Suggested cite: HantaCount Editorial (HantaCount), "What Is Hantavirus? A Plain-English Guide to the 2026 Outbreak", https://hantacount.com/en/learn/what-is-hantavirus, 2026-05-08 (CC-BY-4.0)

## Other formats

- HTML (canonical): https://hantacount.com/en/learn/what-is-hantavirus
- Live data: https://hantacount.com/api/cases (JSON), https://hantacount.com/api/cases.csv (CSV)
- Full corpus markdown: https://hantacount.com/llms-full.txt

## Languages

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