Health

You could be flossing all wrong, if you're even flossing at all

Flossing is the healthy habit most of us love to hate. In survey after survey, Americans report dismal rates for consistent daily flossing—and they also admit lying to their dentists about it. But dentists already know ...

Psychology & Psychiatry

Experiment shows thoughts influence tactile perception

If we sincerely believe that our index finger is five times bigger than it really is, our sense of touch improves. Researchers at Ruhr University Bochum demonstrated that this is the case in an experiment in which the participants ...

Neuroscience

Getting a grip on hand function

Humans are unparalleled in the animal kingdom in hand dexterity. We use tools, hold pens, thread needles, and more, with little thought about the challenges the nervous system faces when precisely applying forces with the ...

Psychology & Psychiatry

Reinterpreting our brain's body maps

Our brain maps out our body to facilitate accurate motor control; disorders of this body map result in motor deficits. For a century, the body map has been thought to have applied to all types of motor actions. Yet scientists ...

Health

Home remedies: Just jammed your finger?

A jammed finger is typically a sprain to the joint or knuckle, of the finger. There may also be a small fracture or dislocation of the joint. The injury can be extremely painful, and the joint usually becomes swollen. A jammed ...

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