HeyJaredThe Science Behind Dreams
Why do we dream? What do our dreams mean? From Sigmund Freud's psychoanalytic theories to modern neuroscience's exploration of brain activity during sleep, this podcast delves into the fascinating world of dreams.
- Indexed episodes, last 90 days
- 9
- Latest publication
- Sep 5, 2026
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- Earliest in this view
- Jul 9, 2026
Latest episodes
Hypnagogic Hallucinations – The Strange World Before Sleep (opens the original)
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This episode explores hypnagogic hallucinations, the vivid images, voices, sounds, and bodily sensations that can appear while consciousness is shifting from wakefulness into sleep. During this transition, awareness of the outside world fades while internally generated dream-like experiences begin to emerge. People may see faces or geometric patterns, hear their name being called, experience sudden sounds such as exploding head syndrome, or feel themselves falling, floating, or moving. These exp
The Shadow Figures of Sleep Paralysis (opens the original)
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This episode explores why people experiencing sleep paralysis often report dark figures, intruders, pressure on the chest, or the overwhelming feeling that someone is nearby. During sleep paralysis, consciousness returns while the body is still partly in REM sleep, allowing dream imagery to overlap with the real bedroom. Fear, incomplete sensory information, and the brain's threat-detection systems can turn shadows, sounds, or bodily sensations into convincing hallucinations. The feeling of ches
Sleep Paralysis – Awake Inside a Sleeping Body (opens the original)
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This episode explores sleep paralysis, a frightening experience that happens when a person becomes conscious before REM paralysis has fully ended. During REM sleep, the brain naturally prevents most body movement so we do not physically act out our dreams. In sleep paralysis, awareness returns while that temporary paralysis is still active, leaving the person awake but unable to move. The episode explains why sleep paralysis often includes terrifying sensations such as pressure on the chest, dif
False Awakenings – When You Dream That You've Woken Up (opens the original)
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This episode explores false awakenings, the strange experience of dreaming that you have already woken up while you are actually still asleep. These dreams can reproduce ordinary reality with remarkable accuracy, including familiar bedrooms, phones, routines, and morning activities. False awakenings may occur near transitions between REM sleep and wakefulness, when the brain expects to wake but instead incorporates that expectation into the dream. Because critical reasoning is reduced during dre
Why Do We Forget Dreams So Quickly? (opens the original)
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This episode explores why even vivid dreams can disappear within minutes of waking. During REM sleep, the brain is highly active, but the chemical conditions for forming stable memories are different from those of waking life. In particular, very low levels of norepinephrine may make dream experiences harder to store as lasting memories. The episode also explains how the hippocampus and other memory systems behave differently during sleep. Rather than recording dreams as ordinary autobiographica
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