Oct. 24, 2015 – The world is diverse in terms of the jobs people hold, how people travel, and the way they spend their free time. There is no average day for the world’s population, but one of the few things almost everyone has in common is caffeine. Ninety percent of the world’s population uses caffeine in one form or another, and 80 percent of U.S. adults consume caffeine every single day.
Whether it’s coffee, tea, or soda, caffeine is a staple of everyday life. Most consume caffeine for its effects on the body — a coffee in the morning makes us feel more awake and more capable of taking on the day’s challenges. However, caffeine is capable of causing other, subtler changes in us as well, including a few significant effects on mood.
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