Nathan Seppa
Biomedical Writer (retired September 2015)
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All Stories by Nathan Seppa
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Health & MedicineNSAIDs may be risky early in pregnancy
Women who take common non-steroidal anti-inflammatory drugs during the first trimester could be endangering fetus, a study finds.
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Health & MedicineBrain stents pose risks
Devices to prop open narrowed vessels appear to raise the risk of death or stroke compared with medicines alone, a study finds.
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Health & MedicineSaffron takes on cancer
The yellow spice inhibits liver cancer growth, tests in rats show.
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Health & MedicineStudies shed light on Ebola’s M.O.
New findings reveal a key step in how the deadly virus infects cells — and identify compounds that may thwart it.
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Health & MedicineCigarettes cause half of bladder cancers in women
People who smoke are four times as likely to develop the malignancy as people who never smoked, a study finds.
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Health & MedicineSleep apnea tied to later dementia
Elderly women who have gaps in their breathing at night have a heightened risk of developing cognitive problems, a study finds.
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Health & MedicineUrine test may improve prostate screening
Levels of two biomarkers might clarify whether a man with an iffy PSA score needs to get a biopsy, a study finds.
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Health & MedicineBetter transplants through centrifuging
Removing some antibodies from the blood of kidney recipients can improve their long-term outlooks, a study finds.
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Health & MedicineSomething in the air may cause lung damage in troops
Unexplained breathing problems in soldiers serving in Iraq and Afghanistan come from deposits that damage tiny passages in the lungs.
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Health & MedicineThe Power of D
Sunshine vitamin’s potential health benefits stir up, split scientists.
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Health & MedicineFood choices matter in weight control
Potatoes and sugary soft drinks add pounds, a long-term analysis shows; fruit, yogurt and nuts help shed them.