“We know we can’t fly. It is so unbelievable that you realize in your dream, ‘Oh, [I] must be dreaming,’” says Dr. Raj Dasgupta, an assistant professor of clinical medicine at the Keck School of Medicine at the University of Southern California and a fellow of the American Academy of Sleep Medicine.
Related: Catching up on lost sleep really may reverse a few restless nights
For most people, lucid dreams occur naturally and they wake after such vivid dreams. Experienced lucid dreamers remain asleep and continue to fly or hash things out with grandma.