Health & Medicine
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- Health & Medicine
Tricks Foods Play
Most people would never equate downing a well-dressed salad or a fried chicken thigh with toking a joint of marijuana. But to Joseph Hibbeln of the National Institutes of Health, the comparison isn’t a big stretch.
By Janet Raloff - Health & Medicine
Oral MS drug passes tests
A drug called BG-12, similar to a psoriasis medicine used in Germany, supresses multiple sclerosis relapses well, two studies find.
By Nathan Seppa - Health & Medicine
Gamblers go all-in on Ritalin
Risk-taking may rise when healthy people use the stimulant to boost concentration.
- Life
DNA tags may dictate bee behavior
Chemical alterations affect genetic activity but not the genes themselves.
- Health & Medicine
Brain’s white matter diminished in isolated mice
Experiments may offer a biological explanation for the social and emotional problems of neglected children.
- Health & Medicine
First dengue vaccine trial disappoints
The shots protect against three of the four viral subtypes, failing to deliver full protection, a study in Thailand shows.
By Nathan Seppa - Health & Medicine
Anti-inflammatories tied to cardiac risk
Heart attack survivors who take ibuprofen or diclofenac appear more likely to die or suffer another attack, a large Danish study finds.
By Nathan Seppa - Life
New swine flu virus could infect people
Strains found in Korean pigs contain gene mutations that make them potentially transmissible to humans.
- Health & Medicine
MRI spots silent heart attacks
Scanning elderly population finds many people with telltale cardiac damage that was not diagnosed.
By Nathan Seppa - Health & Medicine
Military combat marks the brain
Regions involved in memory and attention changed after soldiers' deployment, though most eventually returned to their pre-combat state.
- Health & Medicine
Low-cal longevity questioned
Limited food intake in rhesus monkeys fails to extend the animals’ survival, in a departure from earlier reports.
By Nathan Seppa