Health & Medicine
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Health & MedicineTo treat the heart, start with the gut
Preventing gut bacteria from making certain chemical compounds reduced artery clogging in mice, researchers report.
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Science & SocietyLinks between scrapie and MS less likely
Five decades later, scientists still puzzle over what causes multiple sclerosis.
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LifeIn the body, cells move like flocks of birds or schools of fish
Cells move in groups similarly to flocks of birds and schools of fish
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NeuroscienceMini microscope is a window into live muscle tissue
A tiny microscope offers unprecedented views of live human muscles.
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LifeCancer cells get help migrating through the body
Helper cells may give cancer a straight shot to spread through the body.
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Health & MedicineYear in review: Not all bodies act their age
People grow old at different rates, but the underlying drivers of aging may be the same: molecular havoc wreaked inside of cells, scientists suggested in 2015.
By Meghan Rosen -
NeuroscienceYear in review: Alzheimer’s protein behaves like a prion
Under rare conditions, an Alzheimer’s-related protein may have jumped between people, scientists reported this year.
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Health & MedicineYear in review: Ebola vaccines on the way
After more than a year of furiously developing and testing potential Ebola vaccines, two candidates have risen to the top and may soon be available for use.
By Meghan Rosen -
GeneticsLiberia’s Ebola outbreak largely traced to one source
Ebola’s spread and evolution in Liberia echoes patterns seen in Sierra Leone.
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Health & MedicineIron helps growing bodies, but could too much do harm?
Iron fortification has been a public health victory in the fight against childhood anemia. But too much iron may be a cause for concern, scientists propose.
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Health & MedicineHigh-potency pot smokers show brain-fiber damage
People who smoke potent pot had signs of damage in a brain communication link.
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Health & MedicinePay attention to that under-the-weather feeling
People can forecast their likelihood of catching colds by rating their own health, study shows.
By Bruce Bower