You may not have noticed, but you’re constantly touching your face

You are studying for an exam, filling out a legal document, preparing for an important meeting, or perhaps you are reading this article. The task, while mundane, demands your full attention. But due to distractions your concentration hangs by a thread. During this process you are constantly touching your face, perhaps unawares, at least until now. Subconsciously you may assume that when you briefly scratch your brow or rub your nose it may be in response to an itch or

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