Thursday 28 June 2012

Enhancing Your Memory While You Sleep

Organic Futon lovers will be interested to learn that researchers at the North western University have found evidence that existing memories may be reactivated and enhanced whilst you sleep. The study concentrates mainly on the learning of a musical instrument but has implications for a vast amount of other experiences that we have every day. The study took 2 groups of participants and taught them how to play 2 different musical tunes. The participants then took a 90-minute nap. During this time, researchers played one of the tunes that had been practiced as they slept. Using electroencephalography (EEG) methods to record the brain's electrical activity, the researchers ensured the soft musical ‘cues’ were played to participants during ‘slow-wave sleep’ (a stage of sleep previously linked to cementing memories). These are also known as Delta waves. When the participants woke up and resumed their instrument practice, researchers noted fewer errors were made when volunteers practised the melody they had heard while sleeping. This may be good news for people who love to listen to positive affirmations as they get their healthy sleep!!

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