Author Archives: Alexander

Cocaine Use Boosts Stroke Risk

Cocaine use causes an uncommon kind of stroke in users, say researchers at Louisiana State University Health Sciences Center in Shreveport. The drug causes bleeding in the brain, which leads to strokes from which recovery is very difficult. In a … Continue reading

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Experimental Drug May Double Treatment Time for Preventing Brain Damage Following a Stroke

Strokes, a major cause of brain injury affecting a significant portion of the population each year, occur when blood flow to the brain is obstructed, usually by a blood clot. A relatively successful treatment in the past few years has … Continue reading

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Recovery of Function in Stroke Patients Improved With New Therapy

A new approach to therapy, now in clinical trials, has been shown to help some stroke victims get better sooner. Doctors observed that low-dose amphetamine therapy combined with physical therapy enabled stroke patients to increase the rate of recovery in … Continue reading

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Post-learning Improvement of Movement Role Seen For Cerebellum

The cerebellum’s previously controversial role in motion has become clearer, thanks to recent findings from brain imaging experiments. This area of the brain may help us improve movements after learning them, as with dancing or skating. Dr. James Ashe and … Continue reading

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Safe And Effective EPO Hormone Provides Neuronal Protection

The hormone erythropoietin (EPO) can protect the brain’s nerve cells, making it a promising new treatment for neurodegenerative disorders like Alzheimer’s and Parkinson’s diseases. Since EPO is already used medically and has an excellent safety record, treatments could soon be … Continue reading

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Brain May Compensate for Stroke Damage

Stroke victims with damage to one hemisphere of the brain can compensate with increased activity in the other. But can the brain compensate for damage to the unique, left-brain centers for language? A study at Washington University School of Medicine … Continue reading

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New Language Area Revealed In The Brain

A new study has shattered old theories about language networks in the brain. Previously, scientists believed that one discrete area was responsible for language production (called Broca’s area), and another for language comprehension (called Wernicke’s area), each connected by a … Continue reading

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Learning And Memory Similar In Snails, Humans

Scientists are looking to snails for insights into human cognition. Although human brains have many times the number of neurons found in snails, at the biological level learning and memory processes are essentially identical. Research spanning 20 years has begun … Continue reading

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Area Responsible For Working Memory Capacity Revealed

The number of new things you can hold in your mind – like the digits of a telephone number or street address – is dictated by a tiny spot on the posterior parietal cortex of the brain. Scientists suggest that … Continue reading

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Tools, Grip able Objects Grab Human Attention

It’s no surprise that attractive bodies, bright lights, and food are more alluring than most objects to the human brain. But wrenches, mugs, and handlebars could be just as captivating, according to a study in the online edition of Nature … Continue reading

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