India, Aug. 15 -- Dreams remain one of sleep's most mysterious phenomena. Why do we dream, and why can one night bring a comforting, vivid story while another leaves us shaken by a nightmare? Some dreams can feel remarkably real, linger in our memory long after we wake up and even seem to predict events. But can we actually influence what we dream about or train ourselves to become aware of our dreams?

Dr Sudhir Kumar, neurologist and head of the department of neurology at Apollo Hospitals, Hyderabad, has shared 10 fascinating facts about dreams, breaking down why we dream, what shapes our dreams and why some stay with us long after we wake up. In a thread shared on X (formerly Twitter) on August 14, the neurologist states, "Ever wondere...