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Sitting in nonsmoking sections a powerful tactic for preventing teen smoking
The simple act of requesting to sit in a nonsmoking section may have profound benefits beyond avoiding second-hand smoke, according to new findings by researchers at Fred Hutchinson Cancer Research Center.
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Brain activity, including memory-processing, changes in Tourette syndrome
Scientists have known for years that abnormal activity involving a brain chemical called dopamine is somehow connected to the movements and vocalizations, or tics, associated with Tourette syndrome. Now neuroscience researchers at Washington University School of Medicine in St. Louis have found brain activity in these patients is abnormal during memory tasks, as well. more
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Caregivers, remember this: Patients' medications ease your distress too
The so-called "memory drugs" used to treat Alzheimer's disease and other causes of dementia also ease or prevent a barrage of troublesome behaviors that affect the majority of patients, ultimately lightening the burden on caregivers, researchers have found. They report their results in the March issue of the American Journal of Psychiatry. more
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Motor vehicle crashes claim more than a million lives worldwide
Throughout the world, more than a million people die each year because of
transportation-related crashes. To highlight this problem that crosses
national boundaries and threatens the safety and health of people worldwide,
the Centers for Disease Control and Prevention (CDC) is joining forces with
the World Health Organization (WHO), other U.S. federal agencies, and public
health and transportation partners for World Health Day 2004 on 7 April.
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Avian influenza A(H7) human infections in Canada
The first human case of avian influenza A(H7) in British Columbia occurred in a person who was involved in culling of infected birds on 13-14 March. On 13 March, he may have been accidentally exposed in the eye. On 16 March, the individual reported conjunctivitis and nasal discharge. Treatment with oseltamavir, an antiviral drug active against influenza A viruses, began on 18 March. On 30 March, Health Canada concluded that this case was caused by avian influenza A(H7). Health Canada informed WHO of this case on 31 March. The patient's symptoms have fully resolved. more
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New calculator provides more accurate estimates of colon cancer survival
A new calculator tool can help physicians provide colon cancer patients with more accurate, individualized five-year disease-free and overall survival estimates with surgery alone and with additional chemotherapy treatment. more
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Exercise is key to reversing obesity-related heart risk in children
The arteries of overweight children act like those of middle-aged smokers, increasing their risk of an early heart attack or stroke. But the damage can be reversed through diet and regular exercise, according to a report in today's rapid access issue of Circulation: Journal of the American Heart Association. more
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