Nathan Seppa
Biomedical Writer (retired September 2015)
 
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All Stories by Nathan Seppa
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- 			 Health & Medicine Health & MedicineCartilage CreationNew joint tissue could keep people moving, reducing need for knee or hip replacements. 
- 			 Health & Medicine Health & MedicineMale circumcision tied to lower HIV prevalenceClinical programs in eastern and southern Africa also seem to be changing people’s views on the operation. 
- 			 Health & Medicine Health & MedicineEgg in tiny doses curbs allergyGiving allergic kids minuscule bits of problem food and gradually increasing it over many months wipes out reactions in some, a study finds. 
- 			 Health & Medicine Health & MedicineProliferation protein goes rogue in lung cancerRac1b might promote malignancy, could be a target for treatment. 
- 			 Health & Medicine Health & MedicineMale contraceptive shows promiseTwo hormones in gels applied to the skin effectively lower sperm counts, a study finds. 
- 			 Health & Medicine Health & MedicineEndocrine Society Annual MeetingHighlights from the 94th annual meeting held June 23-26 in Houston. 
- 			 Health & Medicine Health & MedicineTestosterone therapy takes off poundsA five-year study shows that men getting the hormone consistently lose weight. 
- 			 Health & Medicine Health & MedicineMore adults put off kids’ vaccinationsScientists say the practice has no proven value and poses risks of infection. 
- 			 Health & Medicine Health & MedicineFish oil components may not benefit everyone’s heartA six-year study finds that omega-3 fatty acids don't lower heart risk in people with diabetes. 
- 			 Health & Medicine Health & MedicineReplacing fatty acids may fight MSPatients are deficient in four key lipids that neutralize immune cells linked to inflammation and nerve damage. 
- 			 Health & Medicine Health & MedicineFever in pregnancy linked to autismPregnant women who run a high temperature that goes untreated may double their risk of having an autistic child, a study finds.