Health & Medicine
- Health & Medicine
Year 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.
- Neuroscience
Year 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.
- Health & Medicine
Year 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.
- Genetics
Liberia’s Ebola outbreak largely traced to one source
Ebola’s spread and evolution in Liberia echoes patterns seen in Sierra Leone.
- Health & Medicine
Iron 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.
- Health & Medicine
High-potency pot smokers show brain-fiber damage
People who smoke potent pot had signs of damage in a brain communication link.
- Health & Medicine
Pay attention to that under-the-weather feeling
People can forecast their likelihood of catching colds by rating their own health, study shows.
- Health & Medicine
Virus spread by mosquitoes linked to rare birth defect
In addition to fever, rash and vomiting, Zika virus may cause rare birth defect.
- Health & Medicine
Pregnancy hormone could keep multiple sclerosis at bay
A small trial hints that pregnancy hormone can reduce MS flare-ups.
- Health & Medicine
Taking antiviral drug ‘on demand’ can guard against HIV
The antiviral drug Truvada taken before and after sex cuts HIV transmission rates.
- Health & Medicine
Taking antiviral drug ‘on demand’ guards against HIV
The antiviral drug Truvada taken before and after sex cuts HIV transmission rates.
- Microbes
Gut microbes signal when dinner is done
Helpful E. coli bacteria that live in the guts of animals produce proteins that can decrease an animal’s appetite only 20 minutes after receiving nutrients
