Heaven and hell are spiritual conditions that manifest themselves as actual realms in the afterlife. The following are insights from many NDEs dealing with hell. They stay there for however long best serves their development. Hell is a state of mind. When we die, we are bound by what we think.
People are in hell before they die.
At death, we are gathered together with those who think as we do. Hell is a spiritual condition we create by being away from God until we choose to return to God. Hell is a condition totally devoid of love. Hell is a lack of wisdom and not moving forward to progress. Hell is not a place.