Psychology & Psychiatry

Repeated exposure to traumatic images may be harmful to health

(Medical Xpress)—Repeated exposure to violent images from the terrorist attacks of Sept ember 11 and the Iraq War led to an increase in physical and psychological ailments in a nationally representative sample of U.S. adults, ...

Sleep disorders

Sleeping too much or too little can be bad for your heart

Getting too little sleep – or even too much – appears to spell trouble for the heart. New data reveal that adults who get less than six hours of sleep a night are at significantly greater risk of stroke, heart attack ...

Medical research

How marijuana impairs memory

A major downside of the medical use of marijuana is the drug's ill effects on working memory, the ability to transiently hold and process information for reasoning, comprehension and learning. Researchers reporting in the ...

Health

New studies highlight risks of vitamin supplements

New research is prompting a fresh look at the value of vitamin supplements, with some surprising results indicating that taking too many supplements of some could be harmful.

Health

Workplace stress a growing health hazard

Job-related stress is catching up with the Canadians. A new study by Concordia University economists, published in BMC Public Health, has found that increased job stress causes workers to increasingly seek help from health ...

Medications

Novartis, Amgen partner on Alzheimer's, migraine treatment

Swiss drug maker Novartis says it will cooperate with California-based biotech giant Amgen to develop and sell neuroscience treatments for illnesses and ailments like Alzheimer's disease and migraine headaches.

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