Brain Surgeon REVEALS the NEUROSCIENCE of Dreams & What They TRULY Mean! | Dr. Rahul Jandial

He argues that when people are sleep-deprived, the brain shows a rapid rebound into REM/dreaming, and that dreaming increases toward the later hours of sleep; he interprets these patterns as evidence that dreaming is a core purpose of sleep rather than an accidental byproduct.

He says brain measurements during dreaming show reduced activity in the prefrontal “executive network” (logic/reason/maths), which helps explain why dreams are illogical and why math dreams are rarely reported in large dream datasets.

He attributes sleep paralysis to a timing mismatch during “sleep exit,” when awareness returns but the chemical body-lockdown of dreaming persists, leaving someone conscious yet unable to move; he notes many cultures also report a threatening presence during these episodes.

He describes “sleep entry” and “sleep exit” as liminal overlap windows where dreaming and waking blend, and says some people and creators have tried to use these states to capture novel ideas; he personally tries to hold onto thoughts from these transitions.

He says dreams can have meaning but interpretation must be individual; he suggests focusing on dreams with a powerful central image and strong emotion because the dreaming brain is “hyper-visual” and “hyper-emotional,” often communicating symbolically rather than literally.