Yes, there are life insurance plans called "guaranteed issue" coverage which means you cannot be turned down for approval.
These plans have no health exam and no questions asked about the status of your health - they are guaranteed to accept you for coverage if you meet the age requirements.
Some carriers offer guaranteed approval for people ages 45 up to 85.
No underwriting means there is no health exam and no review of your health to determine eligibility for coverage. If you meet the age requirements you are approved for a life insurance policy.
Here's how you can learn more about life insurance with no underwriting required.