"The science and logic behind the dreams "

I had this very interesting dream last week, which made me dive deep into the medical relevance behind every dream we have… but then it’s again made me end up asking questions about dreams !! Kind of my thoughts were a bit oxymoron type…

Guys come on let us know about the scientific rationale behind our dreams..

The physiology of dreaming

Dreaming is a normal brain phenomenon, especially prominent during REM sleep.

During REM:

• The visual and emotional networks of the brain become highly active.

• The prefrontal regions involved in strict logic and reality-testing are relatively less active.

• Memories, emotions, sensations and fragments of recent experiences can be recombined into extraordinarily vivid narratives.

• The amygdala and other emotional circuits can be particularly active, which is one reason dreams can feel emotionally real even when the story is completely bizarre.

• The body is normally in REM-related muscle atonia, preventing us from physically acting out most dreams.

And there is something fascinating: the brain doesn’t necessarily create a dream from a single event. It can weave together old memories, recent concerns, bodily sensations and random neural activity into one symbolic story.

So your dream of being covered in oil, for example, doesn’t necessarily mean your brain was trying to communicate a literal message. A physical sensation, emotional memory, cultural association and REM imagery can become one experience.

And sometimes we wake with the extraordinary feeling:

“That wasn’t just a dream. I was actually there.”

That’s because the emotional and sensory experience can be remarkably convincing.

2. The pathology - when dreams become clinically significant

Dreaming itself is not pathology.

Doctors become interested when there is a change in the pattern of dreaming or when dreams are associated with other symptoms.

Examples include:

Nightmares
Recurrent frightening dreams causing significant distress or sleep disruption.

REM sleep behaviour disorder
The normal REM muscle paralysis is impaired and the person physically acts out dreams: shouting, punching, kicking, jumping from bed, etc.

Narcolepsy
Vivid dream-like experiences can occur around sleep onset or awakening, sometimes accompanied by sleep paralysis.

PTSD
Recurrent trauma-related dreams may occur, sometimes reproducing the emotional experience rather than the exact traumatic event.

Sleep deprivation / irregular sleep
Can produce unusually vivid or bizarre dreams, particularly when REM sleep becomes more prominent after deprivation.

Medications and substances
Several drugs, including some antidepressants, dopaminergic drugs and withdrawal from certain substances, can alter dream intensity or frequency.

So a sudden vivid dream doesn’t automatically mean something is wrong. Context matters enormously.

3. Beliefs - where humanity becomes fascinating

This is where dreams become much older than neuroscience.

Almost every civilisation has wondered:

“Are dreams merely dreams, or are they messages?”

Ancient Egyptians regarded some dreams as potentially divine communications.

Ancient Greek traditions associated dreams with gods, healing and prophecy.

In Hindu philosophical and spiritual traditions, dreams have been discussed for thousands of years, including in the Upanishadic tradition, where dreaming (svapna) is considered one of the states of consciousness.

Buddhist traditions have explored dreams in relation to consciousness, attachment and the nature of perceived reality.

Christian traditions contain numerous dreams interpreted as divine guidance—Joseph’s dreams in the Gospel of Matthew are perhaps the most famous examples.

But there is an important distinction:

A religious tradition believing that some dreams can carry meaning is not the same thing as science demonstrating that dreams predict the future.

Science can study why and how we dream.

It cannot experimentally prove or disprove someone’s personal spiritual interpretation of a particular dream.

And then there is the beautiful middle ground

Perhaps the most interesting possibility isn’t:

“Dreams are meaningless.”

nor

“Every dream is a supernatural message.”

It may be that dreams are the brain’s extraordinarily strange way of processing emotion, memory, sensation and meaning while consciousness is altered.

And sometimes the symbolism becomes so powerful that it tells us something about ourselves, even if it isn’t predicting anything outside us.

That’s why I wouldn’t dismiss a vivid dream simply because neuroscience can explain mechanisms behind dreaming.

Nor would I tell you that a particular dream must be a divine message.

I’d ask:

What did the dream make you feel?
What was happening in your life around that time?
What symbols were important to you personally?
And what meaning did your own mind attach to them?

That is where dream interpretation becomes much more intimate.

Dr. Kalpana. K