Study: Sleeping less than six hours a night may increase risk of cardiovascular disease - Malay Mail
- Study: Sleeping less than six hours a night may increase risk of cardiovascular disease Malay Mail
- Sleeping less than six hours a night may boost risk of cardiovascular disease, says study USA TODAY
- Amount of sleep related to heart disease, study shows 11Alive
- Why your heart needs at least 6 hours of sleep each night Atlanta Journal Constitution
- A good night's sleep could lower cardiovascular risk Medical News Today
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