What does sudden death mean?

Sudden death is sudden death, which is essentially caused by one's own health problems. Critical illness insurance usually does not protect sudden death, but if the critical illness insurance configured by everyone has death protection, then if it is unfortunate and meets the contract claim standard, then the beneficiary can get the corresponding death claim. If you want to know what diseases are covered by critical illness insurance, you can read this article: What diseases are covered by critical illness insurance? Don't buy these if you don't understand!