“At first, I thought, this couldn’t possibly be right.

But then I realized I’m 39, and it’s absolutely possible.”

I remember thinking that ten years post-grad felt like a faraway lifetime that would never come.

A man in a flannel shirt looks surprised at a lively party as people cheer around him

Here’s what people had to say, including some responses from theBuzzFeed Communityand a few of my own.

“When you are excited by kitchen gadgets.

Don’t you dare take the joy from the pasta maker add-on to my KitchenAid mixer.”

Fresh pasta dough being cut into noodles by a pasta machine

“One of the guys I work with pointed out that I could be his mother.

I was appalled at first because hes 23, and that couldnt possibly be right.

But then I realized Im 39, and its absolutely possible.”

Character Rachel from Friends in Central Perk wearing a denim vest

katerumtruffle

3.

“I’m from the Netherlands, and here we have two different words for ‘you.’

We say ‘u’ to people who are older and in formal parameters.

CD cover for 'NOW That’s What I Call Music 82' with large '82' and tropical graphics

Suddenly, younger people in restaurants or stores say ‘u’ to me.

That’s when I realized I’m getting old.”

I had to pull over and just stare at her.

Man examining his hairline in the mirror, concerned expression, in a bathroom setting

I’ve felt old ever since.

Oh, and hurting my back while sneezing doesn’t help either."

“Coming home and trying to hang out with old friends.

Person resting on a couch, wrapped in a blanket, wearing glasses, looking at laptop.

Realizing we had nothing in common anymore beyond the memories.”

u/Competitive-Term-618

6.

“Seeing my older brother’s age makes me feel old.

Pregnant person cradling belly with both hands, standing indoors near a plant

“When I had to ask, ‘what the f*** is a rizz?’

u/burninghippies

8.

“Having to scroll really far down for my birth year to show up on an online form.”

Hawaii driver's license held up with photo and details of character McLovin from a film

“My teenage niece loves TikTok and sending me memes.

I consider myself relatively young, but I still have no concept of the humor in any of them.

wouldnt you like to know

11.

Billie Eilish smiling, holding a Grammy Award, wearing a black and pink outfit

“I have body piercings that are old enough to drink .”

Years ago, I knew all of them.”

“For me, its when celebrities pass away.

Person using a vacuum cleaner on a wooden floor in a living room

Im always like, ‘No way!

Theyve been around since I was…. Oh no!

The math is the worst part…”

u/bald_alpaca

14.

Cher Horowitz from Clueless looks puzzled reading a paper in class

Now, I’ve had these exact thoughts and totally get where he was coming from.”

u/hootyowlscissors

16.

“I was a camp counselor one summer before college.

Camp counselor and children from "The Parent Trap" in a discussion amidst trees

Now, my campers are starting to get married.

I wasn’t mentally prepared for the first Instagram post where one announced she’d had a baby.”

JedLeland

19.

Person hanging wooden house-shaped ornament on a Christmas tree

“Realizing that I now feel excited to decorate or clean my house.”

“Learning that Dr. Dre is 58 broke my brain.

My heart will ache once I can process the information.”

Finger pressing the power button on a car stereo system

Sugar, Spice, And Chemical X

21.

“I’m 39 and pregnant.

But the majority make me feel ancient.

A woman on an exam table smiles at a man standing beside her.

They’re like 23 and breezing through their pregnancies.

I’m delighted to be pregnant, but it’s painful and exhausting!”

“My knees crack when I get up.

Person resting on couch with a golden retriever lying on top. They are covered by a blanket with a tasseled edge

Also, I do that weird dad groan when I go to stand.”

u/NewParent23

25.“TikTok.

When this social media platform dropped I just instantly morphed into a dinosaur .”

Person with long hair using a smartphone, focusing on their hands and the device

“Seeing the stats of an Olympic athlete who wasbornon my 18th birthday really did me in.”

A_Panda

27.

“I always used to think professional athletes were so much older than I am.

Patrick Mahomes in a football uniform, celebrating on the field with a cap in hand

Now I’m 35, and I’m older than most pro athletes.

In fact, a lot of them look like babies to me.”

“Kids born during the year I graduated from high school can almost all drink legally now.

Hermione, Harry, and Ron from "Harry Potter" in school uniforms, looking surprised

Talk about feeling like a dinosaur.”

morganleslay

29.

“I was talking with the daughter of a friend who is 15.

She said to me, ‘Harry Potter is an old people thing.

I wasn’t even born yet when it came out.'”

Can you relate?

Tell me about a startling moment that seriously aged you or made you feel old.

Or drop your thoughts into thisGoogle Form.