Scientists use food dye found in Doritos to make see-through mice

Food dye transformed the skin of mice into a living window revealing blood vessels, muscle fibers and gut contractions, according to a new study.

By Carolyn Y. JohnsonSeptember 5, 2024

Youth vaping on the decline, federal survey shows

Nearly 6 percent of U.S. middle and high school students reported using e-cigarettes this year compared to last year’s 7.7 percent.

By Rachel Roubein and David OvalleSeptember 5, 2024
Health BriefAnalysis

FDA gives an early nod to psychedelic research

The Washington Post’s essential guide to health policy news.

By David Ovalle and McKenzie BeardSeptember 5, 2024
Health BriefAnalysis

Tribal health officials ‘blinded’ by lack of data

Tribal epidemiologists say they can’t perform their public health duties without data from state and federal agencies.

By Jazmin Orozco Rodriguez and McKenzie BeardSeptember 4, 2024

Supreme Court allows HHS to divert funds over abortion referrals

The government has diverted millions from Oklahoma’s family planning program because the state won’t refer patients to a hotline with abortion information.

By Ann E. MarimowSeptember 3, 2024

Coronavirus vaccines, once free, are now pricey for uninsured people

The elimination of the Bridge Access Program means some low-income Americans must pay up to $200 for an updated shot.

By Fenit NirappilSeptember 3, 2024
Health BriefAnalysis

Biden administration moves to end subminimum wages for disabled workers

A decades-long fight over whether people with disabilities should be paid less than minimum wage is set to come to a head this month.

By Jacqueline Alemany and McKenzie BeardSeptember 3, 2024

A CPAP isn’t the only option for treating sleep apnea

If you have obstructive sleep apnea, here’s what to know about dental devices, tongue trainers, mouth tape, weight loss drugs and more.

By Kevin LoriaSeptember 2, 2024

Mass polio vaccination to begin in Gaza after the deadly disease reemerges

Polio’s reemergence poses a threat to the war-torn territory and adjacent regions. A baby, Gaza’s first polio case in 25 years, can no longer move his limbs.

By Lena H. Sun and Hajar HarbAugust 31, 2024

Elin Hilderbrand on cancer, writing and perspective

“My entire perspective changed after cancer. Things that used to bother me no longer did,” the best-selling author says.

By Lisa J. WiseAugust 31, 2024

Older adults struggled — and grew — during pandemic, study suggests

But the seniors in the study also reported resilience, the researchers say. Some took up new creative pursuits and embraced online socializing.

By Erin BlakemoreAugust 31, 2024

Chasing the perfect abs, men flock to plastic surgery

Men are turning to ultra-high-definition liposuction, a plastic surgery procedure pioneered in Brazil, to sculpt six-packs and perfect abs.

By Terrence McCoyAugust 31, 2024

New Novavax, mRNA coronavirus vaccines are approved. Here’s what to know.

Approval of Novavax vaccine targeting JN.1 variant comes days after mRNA coronavirus vaccines from Pfizer-BioNTech and Moderna hit shelves.

By Fenit NirappilAugust 30, 2024

Eli Lilly ramps up its fight against imitation weight-loss drugs

The maker of blockbuster appetite-suppressing drugs Mounjaro and Zepbound is seeking to end a regulatory designation that has allowed cheaper, off-brand versions to flourish.

By Daniel GilbertAugust 30, 2024

What to know about the mosquito-borne virus circulating in the Northeast

Eastern equine encephalitis, or EEE, is a rare but serious disease that can cause brain inflammation. There is so far no vaccine against it for humans.

By Victoria BissetAugust 30, 2024

Trump’s mixed record on vaccines in spotlight after RFK Jr. endorsement

Trump vows to defund schools with vaccine mandates. But, as president, he has also embraced vaccines, championing the development of the coronavirus vaccine.

By Lauren WeberAugust 30, 2024

The promise and peril of ketamine

Last year, the actor Matthew Perry, co-star of the hit sitcom “Friends,” was found dead in his Los Angeles home due in part to the effects of ketamine. Perry’s death has heightened concerns among experts about the growing use of ketamine to treat anxiety and depression.

By Monica Campbell, Rennie Svirnovskiy, Ali Bianco, Emma Talkoff and Peter BresnanAugust 29, 2024

Death toll rises to 9 in Boar’s Head-linked listeria outbreak, CDC says

The outbreak, which also left dozens hospitalized, is the largest in the United States in more than a decade, according to the agency.

By Niha MasihAugust 29, 2024

60% of baby and toddler food doesn’t meet nutrition standards, study finds

Researchers found that most baby food products fail to meet nutritional standards set by the WHO.

By Sabrina MalhiAugust 28, 2024

What to know about ‘sloth fever’ as U.S., Europe warn of imported cases

Twenty cases of the Oropouche virus disease were reported in Florida and one in New York. Symptoms include fever and aches, and the virus poses a particular risk to pregnant women.

By Adela SulimanAugust 28, 2024