Prayer and meditation have health benefits. The strongest point of religion is its power to alleviate existential stress. A higher power is in control that can help you. Religion gives purpose and meaning to our lives. The authors believe that God is not the product of our mind, but God was discovered in mystical or spiritual encounters through the transcendent mind.
Spiritual experience opens a higher reality that is more real than the material world.
The authors claim, The neurobiological aspects of spiritual experience support the sense of the realness of God. I would disagree. Subjective experiences may not always give objective truths. When a hand is amputated some people still feel the hand is really still there. Because a spiritual experience feels more real, does not make it real.