Alejandra Barunda
speaker
179 appearances
21 recordings
3 series
first heard Dec 2024
last heard 2 Sep
Alejandra Barunda’s voice in public audio — every appearance, attributed to the second.
Trend
recordings per month · last 12 monthsRecordings per month over the last 12 months — 18 in all, peaking in Jul 2026 with 5.
Appearances
One way bodies deal with heat stress is to ramp up the production of molecules called heat shock proteins.
That's Carrie Breton.
She's an environmental epidemiologist at Washington University in St.
Louis.
She says that's extra important during pregnancy when feeling too much heat can affect both mother and fetus.
The new study in Environmental Science and Technology shows that heat exposure ramped up the amount of protective heat shock proteins in most pregnant women's blood.
But some women who developed lots of the proteins ended up having their babies early.
It's a hint about why some pregnant people might be more sensitive to heat than others.
Alejandra Burunda, NPR News.
Fundamentally, their job is to protect the cell.
The World Cup is back in the U.S.
and the NPR network is covering the fans, the tensions.
The local transformations.
Just world-class soccer right here.
And of course, the games.
Follow along on and off the pitch with the NPR app.
Mercury is a heavy metal that is often found naturally in coal.
When coal is burned, that mercury is released into the atmosphere, and eventually it can find its way into the human body, where it causes neurological problems and other health issues.
It's particularly dangerous for infants.
To limit some of that risk, in the 2010s, the EPA designed the mercury and air toxic standards.
Showing 81–100 of 179 · page 5 of 9
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