Sleeping too much may be even worse

Sleep deprivation can be due to underlying medical conditions, the most common of which are chronic insomnia and obstructive sleep apnea.
Sleep deprivation can be due to underlying medical conditions, the most common of which are chronic insomnia and obstructive sleep apnea.PHOTO: ST FILE

Most people know that not getting enough sleep is bad for one's health. Few realise that sleeping too long may be even worse.

A local study that tracked 40,000 people over an average of 12.7 years found that both insufficient and excessive sleep increased a person's risk of death, especially from heart attacks and stroke.

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A version of this article appeared in the print edition of The Straits Times on December 17, 2018, with the headline 'Sleeping too much may be even worse'. Print Edition | Subscribe