But don't start petitioning your boss for a regular afternoon siesta just yet.
abc.net.au/news/regular-daytime-naps-brain-shrinkage-how-long-should-in-nap/102516300Naps. They have the potential to soothe anything from an overwhelmed toddler to a raging hangover.Researchers at University College London and the University of the Republic in Uruguay, analysed data from 35,080 UK Biobank participants to find out if a combination of genetic variants that have been associated with self-confessed daytime nappers are also linked to brain volume and cognition.
"Brain shrinkage or 'atrophy' can occur in specific health conditions, such as excessive alcohol use, stroke, Alzheimer's. It can also occur as part of normal ageing, but any changes can be quite subtle," he told ABC News. "In children, naps have been shown to improve new learning, although this depends on the age of the child."