In India, there is **no retail health insurance plan that covers every illness with absolutely zero waiting period**. But in 2026, several insurers offer: - **Day-1 coverage for selected pre-existing diseases (PEDs)** like diabetes, hypertension, asthma - **Reduced waiting periods** via riders/add-ons - **Corporate/group policies** with almost immediate coverage IRDAI currently caps PED waiting periods at **36 months maximum**. Here are the strongest “low or zero waiting period” option
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