Adults who sleep less than 7 hours a night have older hearts, concludes study

(Natural News) The average adult needs seven to nine hours of sleep each night. People who lack or exceed the needed amount of sleep are more prone to diseases. A new study has revealed that those who sleep less than or greater than seven hours a day were more likely to have older hearts or...

from NaturalNews.com https://ift.tt/2Az4Sb5