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In 2014, Flint, Mich., changed its water source from the Great Lakes to the nearby Flint River. Tests later revealed elevated levels of lead in the water coming from the river.

After warning of elevated lead levels in her patients in Flint, Mich., Dr. Mona Hanna-Attisha faced a backlash: "The state said that I was an unfortunate researcher, that I was causing near-hysteria."

(Image credit: Carlos Osorio/AP)

Posted: June 25, 2018, 6:10 pm
If you are bitten by a Lone Star tick, you could develop an unusual allergy to red meat. And as this tick

If you are bitten by a Lone Star tick, you could develop an unusual allergy to red meat. And as this tick's territory spreads beyond the Southeast, the allergy seems to be spreading with it.

(Image credit: Robert Noonan/Science Source)

Posted: June 25, 2018, 9:01 am
A vaccine given during pregnancy protects the baby against whooping cough, but only about 50 percent of pregnant women get it.

Doctors want to remind moms to get certain vaccines while pregnant. Whooping cough in particular can be deadly for newborns, but only about 50 percent of pregnant women get the vaccine.

(Image credit: Nicole Xu for NPR)

Posted: June 25, 2018, 9:01 am
Dr. Vinay Prasad is 35 and an assistant professor of medicine at Oregon Health and Science University in Portland, where he researches health policy, the high cost of drugs and evidence-based medicine. He has more than 21,000 followers on Twitter.

A young cancer doctor uses social media to skewer what he sees as overblown claims for "precision medicine." That doesn't make him hugely popular at cancer research meetings.

(Image credit: Marvin Joseph/The Washington Post via Getty Images)

Posted: June 24, 2018, 10:00 am
In 2016, Donald Trump captured 68 percent of the vote in West Virginia, a state hit hard by opioid overdoses.

Counties with higher rates of opioid use skewed heavily Republican in the 2016 election. What role did the opioid epidemic play in President Trump's victory?

(Image credit: BRENDAN SMIALOWSKI/AFP/Getty Images)

Posted: June 23, 2018, 12:02 pm

Psychologists say that for migrant kids already in government facilities, a short separation from parents may be enough to cause lasting damage.

Posted: June 23, 2018, 11:55 am
Bad Blood by John Carreyrou

Elizabeth Holmes, founder of the supposedly revolutionary blood-testing company Theranos, has been indicted for wire fraud and conspiracy. Carreyrou tells the story in his new book Bad Blood.

(Image credit: Samantha Clark/NPR)

Posted: June 23, 2018, 11:55 am
A young girl waits for care in a medical clinic. A growing number of citizen children of immigrant parents are losing out on Medicaid because their parents fear deportation.

A growing number of American children are losing out on Medicaid — and other programs — because their parents are undocumented immigrants and fear detainment and deportation.

(Image credit: Jonathan Kirn/Getty Images)

Posted: June 22, 2018, 8:14 pm
Hepatitis C virus is typically transmitted through blood, but an infected person who spits at someone can run afoul of the law in some jurisdictions.

About a dozen states have added hepatitis C to the list of medical conditions for which people can face criminal prosecution if they knowingly engage in activities that could spread the disease.

(Image credit: James Cavallini/Science Source)

Posted: June 22, 2018, 1:53 pm
Puerto Rican residents received food and water from FEMA after Hurricane Maria, but many complained that some boxes were stuffed with candy and salty snacks, not meals.

A professor of public health found boxes filled with sugary or high-sodium snacks was sent to people in need of meals after Hurricane Maria, and says food aid needs to be more nutritious.

(Image credit: Mario Tama/Getty Images)

Posted: June 22, 2018, 1:00 pm
A Miami-Dade County mosquito control worker sprays around a home in August 2016 in the Wynwood area of Miami. A University of Florida study recently identified the first known human case of the mosquito-borne Keystone virus.

A 16-year-old Florida boy is the first person known to have become infected, researchers say. Symptoms in humans include a rash and mild fever.

(Image credit: Alan Diaz/AP)

Posted: June 22, 2018, 3:42 am
The New England Journal Of Medicine used selfies in a paper describing a parasitic worm called Dirofilaria repens. The paper says a Moscow woman visited a rural area and was bitten by mosquitoes. It says she soon noticed a nodule moving around her face, which she documented with the above photos, taken over two weeks. Eventually, the paper says, a physician removed the worm from her lip.

And once it's there, it moves around. And around. There's a new report on the worm out this week in the New England Journal of Medicine.

(Image credit: New England Journal of Medicine)

Posted: June 21, 2018, 5:17 pm
Several circular herpes virus particles are seen near a cell membrane. Roseola herpes virus causes a childhood illness marked by skin rashes and now has been found in brains with Alzheimer

Two herpes viruses that cause skin rashes in toddlers may accelerate Alzheimer's disease when they infect brain cells. The finding suggests antiviral drugs might help protect the brain.

(Image credit: NCI/Science Source)

Posted: June 21, 2018, 3:16 pm
In these two two-cell mouse embryos, the surface of the embryos is outlined in orange, the DNA in the nucleus is indicated in blue and the activity of the LINE-1 gene is indicated via bright red spots.

Formerly considered useless, or maybe a parasite, the stretch of DNA known as LINE-1 actually plays "a key role" in creating an embryo and embryonic stem cells, research shows.

(Image credit: Ramalho-Santos lab/UCSF)

Posted: June 21, 2018, 3:01 pm
A 4-year-old Honduran girl carries a doll while walking with her immigrant mother. Both were released Sunday from federal detention in McAllen, Texas.

Though the federal government is changing its policy of separating immigrant children and parents, some children who were detained may suffer ongoing health consequences from the trauma.

(Image credit: Loren Elliott/AFP/Getty Images)

Posted: June 20, 2018, 9:50 pm
Content Was Refreshed: 25 Jun 2018 | 20:05:08
Last Modified: April 28, 2018