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I AgreeOct 31 2017
The purpose of this study to investigate how sleep is associated with daytime activities, general health, other medical conditions, and daytime alertness and productivity. It was open to anyone 18+ in the US. Data collected consists of : 1) an initial baseline survey 2) periodic (every 3 months) 7-Day SleepHealth Tracker (this is one question every day for a 7-day stretch). 3) data from activity trackers.