Stage 9: Depersonalization You feel like a shell of your former self. Depersonalization involves feeling detached from your own body, as if you were now an outsider watching your life.

Make this stage of life a time for opportunity, growth, change, fulfillment and connection. And add some joy for good measure. Thank you, L.L., for your good question.

Medically reviewed by Sohaib Imtiaz, MD Deep sleep, like all sleep stages, helps you feel refreshed when you wake up. The ...