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We often assume our bodies will send a clear signal when something is seriously wrong. Something like a sharp pain, a persistent cough, or a h**h fever. But a sobering online thread posed a terrifying question: what’s one condition that can have no symptoms but can be instantly fatal?

The responses, many from medical professionals and those who have lost loved ones, are a chilling look at the "silent killers" that can lurk undetected in seemingly healthy people. These are the medical time bombs that can strike without warning. If this isn’t a reminder of the fragility of life, what is?

More info: Reddit

Discover more in 28 Of The Deadliest Diseases Doctors Say There Are No Symptoms For

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#1

Elderly man outdoors wearing a cap and jacket, symbolizing awareness of deadliest diseases with no symptoms. My grandfather died from a pulmonary embolism. He had no symptoms, he just stood up from the table, collapsed, and died.

CaptainFartHole , G T Report

Data1001
Community Member
1 month ago Created by potrace 1.15, written by Peter Selinger 2001-2017

On the other hand, if you gotta go -- and you're not lucky enough to have it happen in your sleep -- I'd rather go quickly like that.

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    #2

    Abstract swirling smoke against a dark background symbolizing the deadliest diseases with no symptoms. Carbon monoxide poisoning.

    TransitionAdvanced21 , Bernd 📷 Dittrich Report

    #3

    Young person asleep with head resting on striped pillow, illustrating deadliest diseases with no symptoms warnings. Sleep apnea doesn’t exactly have “no symptoms”, but the daytime symptoms can be dismissed easily I think. That goes double for somebody who is single and doesn’t have somebody to catch them displaying nighttime sleep apnea symptoms. It’s not necessarily the sleep apnea that ki**s directly, but highly increases the risk of other silent kil***rs.

    awsqu , minh đô Report

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    #4

    Doctor measuring blood pressure of a patient, highlighting the challenge of detecting deadliest diseases with no symptoms. Blood pressure, I did a blood pressure clinic once at a park, and this young guy came, sat down, we chatted his bp was 200/100, I asked him if he felt okay, he said yeah, I'm fine. I said see your doctor.

    Late-Chip-5890 , Ahmed Report

    #5

    Close-up of a dog biting a person's hand, illustrating risks related to deadliest diseases with no symptoms. I don't know about no symptoms, but once rabies presents itself, its a wrap. .

    Kozaba , aleksandarlittlewolf Report

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    #6

    Model of a human heart showing veins and arteries, representing deadliest diseases with no symptoms according to doctors. Enlarged heart. (I apologize if someone called this out by medical name…I don’t know what that is.)

    A friend of mine many years ago owned a music store where I lived. It was where he bought my first guitar, and Chuck helped me out and was just as cool of a guy as you could ask for.

    I ran into him at the gas station by my house one night. Complete surprise (his shop was on other side of town) but struck up a convo and had a laugh. Said good night like nothing was out of the ordinary.

    I had guitar lessons the next day, and the guy I took them from rented a room at the shop. I walked in that day, and said my usual hi’s to whoever. And I asked the guy up front if Chuck was in just to harass him. His face went stone white.

    “Chuck died last night, dude.”

    “Huh? What do you mean? I ran into him at the Casey’s last night. He was fine.”

    “They said he got home from running some errands, and then plopped on the couch to watch tv. Fell asleep and never woke up.”

    Turns out, he had an enlarged heart. Basically, they can just wear themselves out. That’s what his did. It just…stopped.

    WisconsinHoosierZwei , jesse orrico Report

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    #7

    Woman sitting on bed clutching side in pain, illustrating symptoms of deadliest diseases with no symptoms. I was told it should have k****d me. I had a triple rupture of my appendix, and I never felt it. A multiple rupture happens when the appendix ruptures, and then a growth forms around it, and that ruptures too.

    floorgunk , Sasun Bughdaryan Report

    #8

    Doctor showing heart disease image on tablet to female patient in medical office discussing deadliest diseases symptoms. Blockage of the left anterior descending artery. It’s called a widow maker and very dangerous.

    clovisx , DC Studio Report

    #9

    Woman wearing sunglasses and athletic wear, resting outdoors on a rural road, illustrating deadliest diseases with no symptoms. Pulmonary thromboembolism. The symptom may be as brief as shortness of breath or lightheadedness for less than minute or none at all.

    xdr567 , Rob Binder Report

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    #10

    Man wearing glasses and a beige shawl, covering his mouth and coughing, illustrating deadliest diseases with no symptoms. Apparently some types of meningitis. Had a roommate who got a phone call while her brother was in post-boot camp training (whatever that's called) that he had meningitis and to come say goodbye. She had spoken to him the day before and he said he had just started feeling slightly off but not enough to sit out of anything. Not even 24 hours later, she got a phone call to come say goodbye. She got on the next flight and barely made it. In less than 48 hours he went from a healthy 19 year old to her at his bedside saying goodbye to him. Really heartbreaking.

    littleirishpixie , Towfiqu barbhuiya Report

    #11

    Baby lying on a soft blanket indoors, wearing white clothing, illustrating the concept of deadliest diseases with no symptoms. SIDS.

    Tasty-Bee-8339 , bristekjegor Report

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    #12

    Nurse in red scrubs checking blood pressure of woman in red floral dress, highlighting deadliest diseases with no symptoms. H**h blood pressure can have absolutely no signs, especially in women.

    Gloomy_Werewolf_2319 , CDC Report

    #13

    Person in a salmon shirt scratching red rash on forearm, highlighting deadliest diseases with no symptoms concerns. It wasn't instant, but my cousin died from lupus. She had not had any noticeable symptoms.

    One day when she was fourteen her family (from central Ohio) took a trip out West. After returning her kidneys shut down and she was gone two days after that.

    EvilSnack , freepik Report

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    #14

    Woman speaking on smartphone while driving car, highlighting deadliest diseases with no symptoms doctors warn about. Texting while driving.

    Edward_the_Dog Report

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    #15

    Young person sitting at a kitchen table, drinking from a mug and reading on a tablet about deadliest diseases with no symptoms. H**h cholesterol, it's all good until you have a heart attack or a stoke.

    NurseDiz , freepik Report

    Data1001
    Community Member
    1 month ago Created by potrace 1.15, written by Peter Selinger 2001-2017

    C'mon, BP - if you keep going like this, censoring words that have multiple meanings, pretty much every article is going to look like this, eventually: **** ******* * ******* ****** ******* ******* *** **** ***** ******* **** * *** ******!

    #16

    Doctor using stethoscope examining elderly man's chest, highlighting deadliest diseases with no symptoms in medical setting. Arrhythmogenic cardiomyopathy (ACM). Or ARVC.

    badamache , zinkevych Report

    #17

    Woman sitting on couch holding chest in pain, representing deadliest diseases with no symptoms according to doctors. Lymphocytic myocarditis. It is when white blood cells infiltrate the tissue of the heart.

    It took my sister last September. She was perfectly fine the night before, and then passed entirely unexpectedly the morning of.

    fantailedtomb , user25451090 Report

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    #18

    Man in a white shirt clutching his chest in pain, illustrating deadliest diseases with no symptoms warning signs. Strokes.
    Was fine last week, drove us to the airport, kept our eldest at hers for the 4 days. Had a great time with him. Thursday, brought us back from the airport. Absolutely fine Saturday when my partner saw her. Fine Sunday according to her neighbour, although she didnt find the time to text my partner back.
    Found her passed away 10am monday morning.

    It's been so out of left field. Even her parents are still alive! (99 and 86)
    Mind boggling. We're distraught.

    Reeleigh , anatoliy_cherkas Report

    #19

    Young woman lying in bed with gray bedding, covering her face, illustrating symptoms of deadliest diseases without signs. Prion disease, just trouble sleeping.

    ZumMitte185 , freepik Report

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