Ariana Eunjung Cha

Articles by Ariana Eunjung Cha

The β€˜Gen Z stare’ β€” and the decline of saying things out loud - washingtonpost.com

Business September 4, 2026

Its become a familiar TikTok trope. A millennial walks into a coffee shop and tries to order something. There are countless iterations, but the basic dynamic is the same: The cashier responds with aοΏ½...

The new science of brain workouts, beyond Sudoku and crosswords - The Washington Post

Health August 7, 2026

There was a time when bookstores devoted entire shelves to brain fitness even though no one really called it that. Crossword collections. Sudoku. Memory games. Later came adult coloring books. Each pοΏ½...

Scientists say this is the reason some relationships flourish and others flop - The Washington Post

Health July 31, 2026

The search for a formula to explain why some relationships flourish and others fall apart has taken many forms. Today, that framework is known as attachment theory. Across TikTok, users invoke labelsοΏ½...

The hidden way cannabis changes your brain while you sleep - The Washington Post

Health July 24, 2026

Larry Mitchell never thought much about the dreams he wasnt having. For years, while he regularly smoked cannabis, his dreams seemed to disappear. Then, last summer, he quit. Soon afterward, his nigοΏ½...

7 unexpected takeaways from the newest research on cannabis and brain effects - The Washington Post

Health June 19, 2026

Stephen Lankenau has spent years studying how people use cannabis in everyday life. As director of Drexel Universitys Medical Cannabis Research Center, he has watched legalization spread, products grοΏ½...

The midlife habits that could make or break your brain health long-term - The Washington Post

Health June 12, 2026

Neuroscientist Miia Kivipeltos lifes work has been about preventing dementia. Now, at 52, she has begun thinking more about her own vulnerability. Midlife is the time, said Kivipelto, a neuroscientiοΏ½...

Brain scans reveal 3 ADHD subtypes, including a more extreme form - The Washington Post

Health May 1, 2026

The classic image of a child with ADHD is practically a stock character: the spacey kid staring out the window, distracted by squirrels; the fidgeter who cant sit still, a leg rattling under the deskοΏ½...

What is β€˜Ozempic personality,’ and why does it make life feel β€˜meh’? - The Washington Post

Health April 17, 2026

Korrie Stevenson had been feeling off for months. She would look at a gorgeous birthday cake or walk outside to a pink-and-purple streaked sunset, but not really enjoy them. The 51-year-old mother ofοΏ½...

This detox may erase 10 years of social media brain damage, researchers say - The Washington Post

Health April 10, 2026

The young woman described to a jury what it was like to lose control of her life to social media. She began as a child, she said, and over time the habit expanded to fill nearly every available hourοΏ½...

New research suggests some cases of autism could be preventable - The Washington Post

Health February 24, 2026

Obstetrician Jeanne Conry has long paid attention to the 1,300-day window the months before conception through a childs second birthday. Studies show nutrition and lifestyle during this period can shοΏ½...