People who sleep for longer than 8 hours could have a greater risk of dying early — but that doesn't mean you should never sleep in

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• A new study has shown too much sleep might increase your risk of heart disease and early death.
• But don't start getting up earlier just yet. 
• There are limitations to the study, such as sleep duration and quality been self-reported, which doesn't always give accurate data.
• Also it doesn't mention circadian rhythms — body clocks — which are closely intertwined with out sleep cycles.
• To make the most of your sleep, the advice remains the same: consistency is key.

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Sleep is a contentious issue. There's no question that you need to get enough sleep to be healthy, and to have the best chance of fighting off certain diseases like Alzheimer's and cancer. But what constitutes "enough" for certain people isn't an easy equation to work out.

Some research has suggested sleeping in at the weekend can counteract the harm of staying up late and waking up early during the week. But just as too little sleep can cause problems, too much might be harmful too.

See the rest of the story at Business Insider

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from Business Insider https://ift.tt/2OR3WSf