Health Monitoring in Réunion. Bulletin of September 5, 2025.

Key Points

Chikungunya

  • Low viral circulation, but with a slight increase in the number of affected municipalities. No impact on healthcare utilization.

Dengue

  • Last confirmed indigenous case identified in week 17 and last imported case in week 29

Acute respiratory infections

  • Health and virological indicators have been steadily declining for several weeks.

Bronchiolitis

  • Health and virological indicators at baseline levels.

Gastroenteritis

  • Health indicators are rising in hospitals and stable in community care.

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