Acute flaccid myelitis causes weakness in the arms and legs. The cause isn’t clear but may be related to viruses, environmental toxins or genetic disorders. Since 2014, 362 cases have been confirmed. (Image credit: James Leynse/Corbis/Getty Images)
A father’s exposure to nicotine may cause cognitive deficits in his children and even grandchildren, according to a new study. The effect, which was not caused by direct secondhand exposure, may be due to epigenetic changes in key genes in the father’s sperm.
Researchers looked at the mechanisms involved in language learning among nine-month-olds, the youngest population known to be studied in relation to on-screen learning.
After studying the sleep habits of children from ages five to nine, researchers found that when mothers reported less flexibility in their work schedules, their children got less sleep. When they gained flexibility in their work schedules, their children slept more.
One in 25 parents had postponed a vaccine due to their child’s fear of doctor visits and one in five said it was hard to concentrate on what the doctor or nurse was saying because their young child was so upset.
In an investigation of head impact burden and change in neurocognitive function during a season of youth football, researchers find that sub-concussive impacts are not correlated with worsening performance in neurocognitive function.
Electric scooters zoom through traffic in many cities these days, and have the potential to take cars off the road. But experts worry that the many riders who forgo safety gear are taking big risks. (Image credit: David Paul Morris/Getty Images)
While childbirth pain has been linked to postpartum depression, the culprit may be the pain experienced by the mother following childbirth, rather than during the labor and delivery process.
In his essay this week, NPR’s Scott Simon remembers William T. Shearer, who died this week at the age of 81. He was the doctor of “The Boy In The Bubble.” (Image credit: Bettmann/Bettmann Archive)
Doctors Without Borders spent 11 months treating asylum seekers and refugees as well as locals. In early October, the government of the tiny island nation told them to shut down their operation. (Image credit: Mike Leyral/AFP/Getty Images)