***

title: "Health Check"
generated: true
---------------

- [HealthCheckError](/current/core/reference/typescript-api/health-check/health-check-error)
- [HealthCheckRegistryService](/current/core/reference/typescript-api/health-check/health-check-registry-service)
- [HealthCheckStrategy](/current/core/reference/typescript-api/health-check/health-check-strategy)
- [HealthIndicator](/current/core/reference/typescript-api/health-check/health-indicator)
- [HealthIndicatorFunction](/current/core/reference/typescript-api/health-check/health-indicator-function)
- [HealthIndicatorResult](/current/core/reference/typescript-api/health-check/health-indicator-result)
- [HealthIndicatorStatus](/current/core/reference/typescript-api/health-check/health-indicator-status)
- [HttpHealthCheckStrategy](/current/core/reference/typescript-api/health-check/http-health-check-strategy)
- [TypeORMHealthCheckStrategy](/current/core/reference/typescript-api/health-check/type-ormhealth-check-strategy)