Critical illness cover pays a lump sum on diagnosis of specified conditions — survival and severity rules apply.

The condition list is the product

Policies enumerate cancers, heart attacks, strokes, and dozens of other conditions with medical definitions. A "heart attack" must meet enzyme levels; early-stage cancers may be excluded or paid at reduced rates. Compare lists, not just premium.

Survival periods

Many policies require survival 14 days after diagnosis before paying. This prevents overlap with life insurance but surprises families who expect immediate funds for care costs.

Exclusions that block claims

  • Pre-existing conditions not disclosed at application.
  • Self-inflicted injury or substance misuse clauses.
  • Conditions diagnosed within the first moratorium period.
  • Less advanced cancer stages under older policy wordings.

Standalone vs combined with life cover

Combined policies can be cheaper but paying a critical illness claim may reduce life cover. Standalone policies keep buckets separate — useful if you want clear amounts for each risk.

Critical illness is not a substitute for income protection. Recovery takes months; bills arrive weekly.

Honest disclosure at application

Non-disclosure voids policies years later. Declare GP visits, investigations, and family history as asked. Insurers can request medical reports — accuracy beats optimism.

ABI member insurers publish standard condition definitions for comparison.