Face masks

Face masks has been studied in 4 papers since 2022: 4 observational studies in people. The newest paper, Jun 4, 2024: “Effect of Face Masks on Voice Quality Associated with Young and Older Chinese Adult Speakers”.

Intervention

4 papers study it6 findingsUpdated

See all 4

“Face masks affected performance in both age groups, but more so in older adults, specifically for negative emotions (anger, fear)”
Wearing face masks makes identifying emotional facial expressions harder, especially for older adultsGeriatrie et psychologie neuropsychiatrie du vieillissement2024doi:10.1684/pnv.2024.1175

None of its findings points the other way.

  • 4 independent labs in 4 countries
  • Funder: Economic and Social Research Council
  • Humans4

What did studies of Face masks find?

6

Studies of Face masks measured 6 outcomes; the most studied are dysphonia (1 study), voice perturbation (1) and emotion recognition performance (1).

Dysphonia

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1 study
  1. Face masks decrease dysphonia in humans.

    “the overall grade of dysphonia, and roughness were reduced, except for the breathiness among older male speakers”

    Human trial

    Effect of Face Masks on Voice Quality Associated with Young and Older Chinese Adult Speakers

    Journal of voice : official journal of the Voice Foundation

Voice perturbation

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1 study
  1. Face masks decrease voice perturbation in humans.

    “perturbation measures such as jitter and shimmer were reduced, while HNR and CPPs increased.”

    Human trial

    Effect of Face Masks on Voice Quality Associated with Young and Older Chinese Adult Speakers

    Journal of voice : official journal of the Voice Foundation

More on Voice perturbation

Emotion recognition performance

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1 study
  1. Face masks impair emotion recognition performance in humans (Greater impairment on profile than on three-quarter or full-face views).

    “Additionally, face masks more affected emotion recognition on profile than on three-quarter or full-face views.”

    Human trialGreater impairment on profile than on three-quarter or full-face views

    Wearing face masks makes identifying emotional facial expressions harder, especially for older adults

    Geriatrie et psychologie neuropsychiatrie du vieillissement

Emotional facial expression identification performance

downin humans1

1 study
  1. Face masks impair emotional facial expression identification performance in humans.

    “Face masks affected performance in both age groups, but more so in older adults, specifically for negative emotions (anger, fear)”

    Human trialMasked versus unmasked facial pictures; greater impairment in older adults, specifically for anger and fear

    Wearing face masks makes identifying emotional facial expressions harder, especially for older adults

    Geriatrie et psychologie neuropsychiatrie du vieillissement

Emotion perception

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1 study
  1. Face masks impair emotion perception in humans (face masks covering mouth).

    “face masks impaired perception of anger, sadness, and fear more for older compared to younger adults”

    Human trialface masks covering mouth

    Adult Age Differences in Using Information From the Eyes and Mouth to Make Decisions About Others' Emotions

    The journals of gerontology. Series B, Psychological sciences and social sciences

Emotion recognition

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1 study
  1. Face masks are linked with worse emotion recognition in humans.

    “Overall, face masks reduced participants' emotion recognition; however, there were no differential age effects.”

    Humans

    The Effects of Separate Facial Areas on Emotion Recognition in Different Adult Age Groups: A Laboratory and a Naturalistic Study

    Frontiers in psychology

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