New research indicates that caffeine consumption is associated with subsequent increases in positive affect, and this association is strongest within the first 2.5 hours after awakening (i.e., in the morning). People who regularly consume caffeine are usually in a better mood after a cup of coffee or another caffeinated drink, an effect that is much more pronounced in the morning than later in the day. Image credit: Sci.News. “Caffeine is a central...
