Health & Medicine
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NeuroscienceFootball helmet redesign can reduce concussion risk
No helmet will ever eliminate the risk of sustaining a concussions during a football game. But tweaking the design may slow the speed of head movements after a hit and reduce the risk of brain trauma.
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Health & MedicineSmoking equality
A study of tobacco smoking patterns reports that more men than women smoke in every country except Sweden.
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Health & MedicineYour baby knows who your real friends are
Infants are surprisingly good judges of who ought to be friendly to each other.
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Health & MedicineTumors grow faster in cancer-prone mice given vitamins
The tumors killed the mice twice as fast as early-stage lung lesions in mice not given the antioxidants, researchers report.
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Health & MedicineImmunotherapy attacks aberrant cervical growth
The treatment might stop cancers before they arise.
By Nathan Seppa -
Health & MedicineH7N9 flu makes a comeback
Scientists warn that the risk that the illness could spread remains.
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LifeMolecule stops MERS spread among cultured human cells
The molecule interacts with the protein the MERS virus uses to enter a cell.
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Health & MedicineNanopackaging biodegrades after delivering cancer drug
DNA binding creates potentially nontoxic tumor-targeting structures.
By Beth Mole -
Health & MedicineLow semen levels in mice make for fatter sons
Mice without the glands that make semen may sire sons with more body fat.
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Health & MedicineAncient history of canine cancer decoded
A contagious cancer has been plaguing dogs for 11,000 years, a new genetic analysis reveals.
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Health & MedicineVaccine vindication
At least 103 million cases of childhood disease have been prevented by vaccines since 1924.
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Health & MedicineHow to read a book to your baby
To help your baby get the most out of story time, turn the story into a conversation, not a monologue.