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Zika in Singapore: how it differs from dengue, and why clusters are rare
Zika clusters are genuinely uncommon in Singapore — it's common for NEA's official Zika cluster list to show zero active clusters at any given time. Always check
NEA's Zika page directly for the current, authoritative status.
Zika is transmitted by the same Aedes mosquito species responsible for dengue, and many of the same prevention steps apply. The key differences are how rare it is in Singapore, and who faces the most serious risk.
Zika vs. dengue: what's different
- Frequency — dengue clusters are active somewhere in Singapore essentially year-round; Zika clusters are rare, sporadic events.
- Symptoms — many Zika infections are mild or asymptomatic; when symptoms occur they can resemble a mild dengue infection (fever, rash, joint pain).
- Who's most at risk — Zika infection during pregnancy has been linked to birth defects, making pregnant women the group requiring the most caution, alongside those planning pregnancy in the near term.
Prevention is the same as dengue
Since both diseases share the same mosquito vector, the same home checklist applies: remove stagnant water weekly, use repellent during peak Aedes activity hours (early morning and dusk), and use screening where practical. See our dengue prevention guide for the full checklist.
If you're pregnant or planning to be
Given the link between Zika infection and birth defects, extra mosquito-bite precaution is worth taking seriously even when no cluster is currently active nearby — consult a doctor for personalized guidance, especially before travel to areas with known Zika activity.