A recent study may help to explain why older people find difficulty remembering. During sleep the normal replay of brain activity from the day is undertaken by a region of the brain known as the hippocampus. This replay activity is believed to be important for memory consolidation and is something that reduces as people get... Read more
Women aged 50-79 who sleep more than nine hours a night increase their risk of stroke by as much as 60-70 per cent. These findings, published in Stroke: Journal of the American Heart Association, were the result of an analysis between sleep patterns and risk of stroke in 93,676 women, between 1994-2005. The women were patients at 40 different... Read more
News that just the smell of coffee helps reduce the stress of sleep deprivation may come as welcome news to those who need a coffee boost to get them started. Not only does the aroma of coffee smell good, it appears to activate a group of genes and proteins in the brain.
Study author Han-Seok Seo of the Seoul National University, points... Read more
Our society is characterized more and more
by work patterns and other activities that have negative effects on the body
clock. Shift work, being ‘on-call’, long-haul flights and even our food and
drink contribute to body clock disruptions. The full extent of the relationship
between sleep and health remains undiscovered. What we... Read more
It is estimated that up to 40 percent of people will experience some form of sleep paralysis involving the inability to move any part of their body. During this state only the eyes can open and a number of vivid sensory experiences (hallucinations) may be experienced. Typically, these will involve a sense of some feared intrusion, or... Read more
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