The Death Notification and Brain Overload

Just the phrase “death notification” puts us on alert. Having lived it, you never forget it.

The moment of the death notification is fixed in time. Perhaps you had a knock at the door, opening it to find a stoic officer in uniform. Or maybe you received an unexpected, formal phone call from a stranger to announce the unthinkable. Others had the unforgivable experience of hearing about it on the news or over social media. (I was called down to Detroit Police Headquarters and heard about it in the office of Inspector Gil Hill on Floor Five.)

In all these instances, our world narrowed. We heard our own heartbeat. Our thoughts were shoved through a paper shredder. We were abruptly detached. We were suddenly unplugged from life.

The words “We regret to inform you…” didn’t just hurt; they crashed through our brain like a tsunami. Our world was thrown off its axis.

This was a physical reaction which we experienced psychologically.

Most of us felt dizzy, detached, with moments of eery calm intermixed with panic. We had stepped outside our own body while the world buzzed around us at warp speed. Every sense competed for attention. Lights were too bright, sounds too sharp or muffled. Our mouths went dry. The smells and sounds in that room — rain, dinner cooking, a stranger’s cologne — imprinted permanently in our memory. That wasn’t merely shock. That’s neurology.

Deep inside our skull, an almond-shaped structure (called the amygdala) functioned like an internal fire alarm. It blared a clear and insistant warning: It screamed “Danger!” It could not be silenced. Not with reassuring words. Not with drugs or alcohol. Not with activity or prayer or distraction.

Almost immediately the hypothalamus kicked into high gear. This summoned our body’s emergency crew, releasing adrenaline and cortisol to flood our bloodstream. It’s the neurological equivalent of “Man your stations!!!”


Our brain was under siege. A tsunami of hormonal, electrical, and chemical changes were released in rapid sequence.

As a result, in the days that followed, we were often clumsy, forgetful, defensive, disorganized and emotionally numb.

Sleep may have vanished — or took over our days and nights. And as for eating? Our appetite disappeared or grew insatiable. It even made our pre-existing physical conditions worse.

two square blue LED lights

Everything felt like a radio stuck between stations.

The prefrontal cortex under our forehead got in on it. This is our brain’s planner and decision-maker. It was ordered to temporarily shut down. The focus was survival -not making choices and commitments. It felt like someone coated our reasoning in motor oil. Thoughts slid off, words vanished, and we couldn’t hold a single clear idea. The padlock was placed firmly on this department of our brains so the business of survival could be dealt with.

So, when people asked, “Do you recognize this item?” or “What happened first?” they might as well have been quizzing us about astrophysics.


A woman's head with colorful beads on it

What Else Happened “Under the Hood”?

A small but mighty structure called the thalamus — the brain’s switchboard — was quickly overwhelmed. It’s role is like a security guard. One of it’s main jobs is to decide what information will be allowed through. Only important or safe bulletins should be permitted, but it struggled to prioratize. What’s important? What’s insignificant? Is that a dog barking ? Is that stomach sensation the flu or hunger? Is opening the mail important? Who’s at the door?

Now it’s facing a mob. Everything is demanding entry into awareness. Everything seems threatening. It’s juggling every sensory input simultaneously: the smell of coffee, the sound of traffic, the site of the pamphlet left by a victim advocate. They competed equally for our attention.

Since the thalamus could no longer prioritize, no longer filter, the world became too loud, too bright, too confusing.

Our internal wiring was doing triage — sorting through the mountain of debris caused by the catastrophe.

You were not “going crazy.” You were surviving! We were struck by the neurological equivalent of lightning.


The Turning Point: The Brain That Rebuilds

Your mind wasn’t failing you. It was protecting you.

Here’s the hopeful part.

The human brain is not static; it’s more like a forest after a wildfire — charred in places, yes, but alive underneath, ready to send up new shoots.

This capacity for renewal is called neuroplasticity — the ability to form new connections, strengthen the ones that help us, and shut down the ones that don’t.

Over weeks and months:

  • The amygdala quieted, like a fire alarm winding down leaving only a chilling echo.
  • The prefrontal cortex flickered back to life, helping us plan, remember, and focus again.
  • The hippocampus — the brain’s archivist — began to organize fragments of memory into something coherent. It deems what is most important to recall for future “attacks.” It wants to remember. (This is why anniversary reactions occur.)

During this early time, we lived between two realities: the old world that no longer existed and the new one that hadn’t yet stabilized.

That’s why you may have caught yourself doing something automatic — reaching for a phone to call someone who’s gone, setting two coffee cups out instead of one, punctually grabbing your keys to pick up your loved one at the end of their shift only to face the reality of your loss all over again. These “misfires” aren’t regression. They aren’t denial. They are behaviors that happen when our brain is temporarily running both old and new software while the system updates. (Amazing, isn’t it?)

But here’s the thing… Every small act that quietly whispers I’m still here helps reinforce the healing circuitry because it binds us to the present – not the past. Simple acts like drinking water, feeding the dog, walking outside, yoga, jogging, swimming, music, talking to someone safe… Even sitting in sunlight and slowly breathing deeply tells your body, I survived this! The forest fire’s flames have given way to smoldering debris. I will regrow.


When Healing Feels Like Overload

Ironically, the early stages of healing can feel worse.

Why? It gets back to this dual-track functioning and timing. As your nervous system reawakens, sensations return full-volume — grief, sound, color, taste, seeing…

You may find yourself crying at commercials or snapping at strangers. The sound of a truck backfiring can trigger a panic attack. That’s not backsliding; it’s calibration. Your brain is relearning to tell the difference between danger and life. (This is why the first days back to work are so tough.)

Think of it like putting in new hearing aids after years of silence. At first, every noise is equally prioratized and blends to become overwhelming. We have to learn to prioratize all over again and learn that the hum of the fridge, the sound of our own breathing and the tick-tok of the clock are not as important as the alarm on the dryer or phone ringing. So, over time, the brain relearns what to tune out and what to cherish. Emotional “hearing” works the same way.

Is it any wonder we’re preoccupied and exhausted?


The Takeaway

woman sitting on sand

If you’ve ever thought, “I’m losing my mind,” after trauma — you weren’t.

You experienced neuroplasticity in action: your brain rebuilding itself after the forest fire of a death notification.

The same circuits that once sounded every alarm will again register birdsong, humor, and calm while ignoring the sound of people chatting in a store, the wind noise in your car, and adjusting to the overhead lights in your kitchen.

Healing doesn’t always start with peace.

Sometimes it starts with noise — the sound of a brain finding its way home.


For more information read my blog entries:

“Dumbstruck by Trauma: Recovery Begins with the Body” from 9/28/25

“Trauma Anniversary Reactions” from 7/13/24

“What’s Up With the Chronic Anger After Trauma?” from 8/19/25

For more detailed information and for other resources, please refer to my book What Now? Navigating the Aftermath of Homicide and Suicide, available now on Amazon.

Click this Amazon link:   https://www.amazon.com/What-Now-Navigating-Aftermath-Homicide-ebook/dp/B0BXND9DQR

I’m Jan Canty. Psychologist, author, podcast host, speaker…  and homicide survivor.

I am passionate about finding ways to support and help other so-called “homicide or suicide survivors.”

No one should have to go through this kind of loss… but if you do, I want you to know… YOU ARE NOT ALONE! 

You aren’t crazy. It’s not your imagination! Society does not know how to comfort us. Fortunately, we know how to comfort one another.

Check out my books and get tools and resources to help you or someone you love!

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If you would like to register or get more information please contact us via email: aftermath.of.homicide@gmail.com