How Touching Your Face Can Expose You to Viruses

How often do you touch your face, and how can this contact expose you to varying doses of a pathogen? Paloma Beamer, an associate professor at the University of Arizona’s College of Public Health, aimed to answer this question. Her 2001 study was conducted to determine how often different groups of people touch their faces unconsciously, as well as to find patterns of contact in different day-to-day situations.

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