Nathan Seppa
Biomedical Writer (retired September 2015)
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All Stories by Nathan Seppa
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Health & MedicineLong-acting contraceptives best by far
Implants and IUDs outperform the pill, vaginal ring and patch as birth control options, a study finds.
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Health & MedicineSevere sleep apnea tied to cancer risk
A chronic lack of oxygen caused by disrupted rest may explain the association, researchers say.
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Health & MedicineCoffee gives jolt to life span
Unlike wine's, coffee's benefits apparently keep increasing well beyond the first two servings.
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Health & MedicineProcedure offers hope in type 1 diabetes
A new approach restored adequate, lasting insulin production in seven of 12 mice tested.
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Health & MedicineWeight loss reduces cancer risk factor
Indicators of inflammation drop with diet and weight loss.
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HumansScience denial in the 21st century
MADISON, Wis. — The arc of science has faced roadblocks for centuries, but the pattern of denying the weight of evidence has taken on new virulence recently. Highly motivated people openly cast doubt on well-established evidence — the theory of evolution, the human effects on climate change, the value of vaccines and other findings that […]
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Health & MedicineNeighborhood linked to obesity
Children living in areas that lack walking-distance parks and supermarkets are more prone to put on weight, new studies find.
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Health & MedicineAutism linked to obesity in pregnancy
Association may spark research into a possible biological mechanism.
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LifeStem cell treatment spurs cartilage growth
A small molecule called kartogenin prompts the manufacture of lost connective tissue in mice.
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Health & MedicinePsoriasis drugs show promise
Two new drugs attack psoriasis by inhibiting interleukin-17, a focal player in the troublesome skin disease.
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Health & MedicineAbnormal cells may signal hidden heart risk
Damage to blood vessel lining shows up in blood tests.