How Often Do You Touch Your Face? What Research Says

Quick question: how many times have you touched your face in the last hour? If your answer is "a few times" or "not much," you're almost certainly wrong. And you're in good company, because almost everyone dramatically underestimates their face-touching frequency.

The research paints a very different picture from what we perceive.

The Studies

The NIH Medical Student Study (2015)

One of the most cited studies on face-touching frequency observed 26 medical students via video recording in a lecture setting. The results: participants touched their faces an average of 23 times per hour. Nearly half of those touches involved contact with the eyes, nose, or mouth, the mucous membranes most vulnerable to pathogen entry (American Journal of Infection Control).

Key detail: these were medical students, people with above-average awareness of hygiene and disease transmission. If they're touching their faces 23 times per hour, the general population likely isn't doing better.

The UNSW Office Worker Study (2015)

Researchers at the University of New South Wales filmed 26 participants in an office setting. They recorded an average of 23 face touches per hour, with 44% involving contact with mucous membranes (American Journal of Infection Control).

The study noted that face touching was more frequent during certain activities: reading, computer use, and periods of apparent boredom or low engagement.

The Kwok et al. Airport Study (2015)

An observational study in an airport transit area found passengers touched their faces an average of 3.3 times per hour, significantly lower than the office and lecture settings. The researchers attributed this to the public, social environment where people may be more self-conscious (BMC Infectious Diseases).

This finding is telling: face touching drops dramatically in public settings where social awareness is high and rises in private or semi-private environments where self-monitoring relaxes.

COVID-Era Studies

The pandemic produced a surge in face-touching research. A 2020 study found that even after explicit instructions to avoid face touching (during a health crisis where the stakes were literally life and death), participants still touched their faces an average of 15.7 times per hour (Journal of Exposure Science and Environmental Epidemiology).

This is perhaps the most striking finding: even with maximum motivation, awareness, and life-threatening consequences, people could not stop touching their faces through willpower alone.

Why We Underestimate So Dramatically

If you touch your face 20+ times per hour, why does it feel like barely a few times?

Attentional Filtering

Your brain filters out familiar, repetitive behaviors to avoid cluttering conscious awareness. Face touching is so routine that it falls below the threshold of attention. You literally don't perceive most of the touches happening.

Memory Bias

Even when you do briefly notice a face touch, the memory often doesn't stick. It's too routine to encode into working memory. When someone asks you to estimate, you're drawing on a nearly empty memory bank.

Self-Presentation Bias

People tend to underreport behaviors they know are undesirable. Even in anonymous surveys, there's an unconscious tendency to present a more favorable self-image.

What Drives the Frequency?

Research has identified several factors that influence face-touching rates:

Environment

• Private settings (home, desk alone): Highest frequency
• Semi-private settings (office, classroom): Moderate to high
• Public settings (airports, restaurants): Lowest frequency

Activity

• Passive activities (watching TV, listening to lectures): Higher
• Computer use (browsing, reading, email): Higher
• Active physical tasks (exercise, cooking, manual work): Lower
• Engaged conversation: Moderate (hand gestures near face increase)

Emotional State

• Stress and anxiety: Significantly increases frequency
• Boredom: Increases frequency
• Concentration: Can increase frequency (thinking postures)
• Calm engagement: Lower frequency

Time of Day

• Frequency tends to increase throughout the day as willpower and self-monitoring capacity decline

Why This Matters for Your Skin

At 20 touches per hour over a 16-hour waking day, you're contacting your face approximately 320 times daily. Each touch:

• Transfers bacteria from hands to facial skin
• Introduces oils, chemicals, and environmental debris
• Mechanically irritates the skin surface
• Can worsen acne, rosacea, eczema, and contact dermatitis

Even a modest 30% reduction in face touching (from 320 to 224 daily touches) represents nearly 100 fewer opportunities for bacterial transfer and skin irritation every single day.

What You Can Do with This Knowledge

The research makes one thing very clear: you can't rely on self-awareness to know how often you're touching your face. Your perception is wrong by a factor of 5 to 10x.

This is why external monitoring matters. Untouched uses your Mac's webcam to detect face touching in real time, giving you accurate data about your actual frequency and alerting you to touches you would otherwise never notice.

Knowing the real number is the first step. From there, you can track your progress as you implement strategies to reduce it.

If you want to find out your real face-touching frequency, Untouched is free to try. It runs locally on your Mac, and no video ever leaves your device.