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Technique reveals organization of tongue bacteria
Using advanced imaging techniques, researchers revealed how different bacteria live together in communities on the human tongue.
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Dopamine affects how brain decides whether a goal is worth the effort
Researchers found that drugs like Ritalin may work as a study aid by shifting attention, through the brain chemical dopamine, from the challenges of u...
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Number of steps per day more important than step intensity
Adults who took 8,000 or more steps a day had a reduced risk of death over the following decade than those who only walked 4,000 steps a day.