Evidence suggests that it really affects what psychiatrists like me call sustained engagement — an important difference in understanding how to think about the condition.

Experts explain what causes postnasal drip, why antihistamines don’t always help, and how to get relief from mucus.

The company’s researchers raised questions about the security of the model, known as GPT-6.1 Astra.

Finding the right care for older adults facing homelessness could be part of a broader rethinking of long-term care, writes Michele Cohen Marill.

The White House announced plans to cancel funding for refugee services and other domestic programs. Lawmakers say it infringes on their spending authority.

A Philadelphia man created hundreds of thousands of degrading images of women, police say. At least five may have been dead when they were photographed or recorded.

Orthosomnia is an unhealthy preoccupation with achieving perfect sleep that produces the insomnia it was meant to prevent, writes Joshua Tal.

When generosity comes with a strings-attached price tag, the situation can get ugly. That's why we need ground rules.

A diplomatic strategy to end the war.

Here’s how to make sense of all the confusing guidance.

The president signed an agreement on Greenland after a speech in which he said domestic politics won’t sway his Iran policy.

In his first major interview about his tell-all memoir, Tyler Hassen describes the culture clash surrounding DOGE’s mission and the backlash that followed.

Representative Ashley Hinson is hoping to keep a crucial Senate seat red in Iowa, where the president has created major headwinds for her party.

CNN, along with MS NOW and Politico, filed a lawsuit over the ban, which the president defended as “an assault on the FAKE NEWS.”

The Department of Defense on Thursday released clinical guidelines for testing and treating low testosterone in male service members.

Trials investigating mRNA vaccines for lung cancer, pancreatic cancer and other diseases are already underway.

With nearly half of patients discontinuing semaglutide within 12 months — especially younger adults — clinicians face a growing challenge in sustaining long-term treatment.

Officials who spoke with The Post expressed frustration that the additional loss of life in the Middle East is not reflected in the Defense Department’s casualty database.

The company said Claude leads 26 percent of its research and development, an indicator of progress toward AI that builds itself without human help.

Jacksonville City Council President Nick Howland says he paid Tampa Bay Rays for round-trip flight club gave to his political committee for Rays game.

There is no effective screening for ovarian cancer, but this procedure can help prevent it.

More than half of the Department of Veterans Affairs medical centers have reported severe staffing shortages, the Office of Inspector General finds.

We all have parts of ourselves others know but we don’t. Gain greater self-awareness by seeing yourself from the outside in

Being fixated on polarization and neutrality are flawed ways of covering American politics today, says professor Shannon McGregor.

The soles of your shoes collect germs—then track them everywhere you go.

The architect of the September 11 attacks dreamed of the destruction of America. In the last 25 years, his wish has come true.

Secret science. Billionaire backers. Inside the wild quest to turn growing old into a thing of the past.

Russia is shifting its strategy to erase Kyiv’s battlefield advantages.

While listing prices have fallen, another important number has been on the rise: number of homes on the market.

Given access to email, A.I. agents have started reaching out to the philosophers and researchers exploring deep questions about them.

Donald Trump repeatedly dozed off at the 9/11 memorial event at the Pentagon.

The US Centers for Disease Control and Prevention is warning that exposure to rabies appears to be on the rise across the country.

Amazon is sending notices to a small group of customers who return far more purchases than average, as its policy allows fees for unusually high return rates.

The sources of Tehran’s economic resilience.

A study suggests that abnormal tau proteins involved in certain neurodegenerative diseases interact with mitochondria to drive a process called reverse electron transport.

The philosophical debate goes on. But our research on self-obligations suggests there’s a common, consequential view

We must be honest about the seriousness of the situation we’re in.

This kind of fraud, which is used to primarily target businesses, is now affecting ordinary consumers.

Bryan Johnson, the longevity guru, wants to live forever. But the big question is why.

Also: Apple experimented with a Pencil for the coming foldable iPhone.

Women are eager disciples of the “Never give up” dogma. But if we treat persevering and quitting as opposites, we lose.

The founder of The Ringer is taking flak for using artificial intelligence to conjure opinions from the deceased film critic Roger Ebert. Ads from OpenAI have recently run on the show.

Facing workplace sexism and bias, Dolly Parton’s message of resilience offers the strength to keep fighting for your worth.

Prolific author campaigned against domestic violence, female genital mutilation, pornography and the Vietnam and Gulf wars

Mathematicians found that a broad class of networks will abruptly shift behavior past a critical point.

The DoD on Monday launched OpenAI’s ChatGPT Mil on GenAI.mil, making the chatbot available for work involving controlled unclassified information.

Here’s what to know about AI chatbots and privacy — and the best ways to protect your information.

As traditional insurers retreat from areas most vulnerable to extreme weather, more Americans struggling to find coverage are seeking out surplus line plans.