Extra lives is something that is common in video games

Poll - Total Votes: 2

Sacrificing yourself to save someone

Having a lot of resources (money)

Protecting the environment/animals

Belief in God (any religion may apply)

Developing a cure to an illness

Saving a person's life (medically)

Saving a person's life (non-medically)

Something else

You can only vote on one answer.

However if this was something that existed in the real world how would a person earn an extra life?