(CNN) — With so much to do heading into the busy holiday season, is anyone getting enough sleep?

Most sleep experts advise that adults get seven to nine hours of sleep per night for good health and emotional well-being (although that changes as you get older). And studies warn that sleeping for less than seven hours a day can increase the risk of obesity, high blood pressure, heart disease and other issues that come with sleep deprivation .

CNN has reported on those risks, too, including how getting five hours or less of sleep can increase the likelihood of developing chronic disease.

Dr. Tony Cunningham, clinical psychologist and director of the Center for Sleep and Cognition in Boston, said it isn’t as simple as getting the “right” number of hours of sleep. In a conversatio

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