.AI Overview
The WHO’s “Make Listening Safe” initiative and its voluntary standard recommend features like volume limiting and user information for personal audio devices and live sound events to prevent hearing loss, while national bodies like the U.S. Occupational Safety and Health Administration (OSHA) focus on workplace noise exposure, requiring employers to provide hearing protection devices (HPDs) with Noise Reduction Ratings (NRRs) and ensuring safe noise levels for workers.
World Health Organization (WHO) Recommendations
- Personal Audio Devices: The WHO recommends that personal audio devices include volume-limiting options and provide users with safe listening guidance.
- Live Sound Events: For venues, the WHO’s standard includes recommendations for a maximum average sound level of 100 decibels, monitoring of sound levels, making personal hearing protection available to audiences, and providing access to quiet zones.
- Volume Limits: The WHO suggests a safe listening volume no higher than 85 decibels for extended periods and a comfortable volume no more than 60% of the maximum in a quiet environment for personal devices.
National Regulations (Example: U.S. OSHA)
Workplace Safety: OSHA also cautions that headphones can be a hazard in the workplace if they prevent wearers from hearing critical auditory cues, though it does not ban their use.
Workplace Noise: The U.S. Occupational Safety and Health Administration (OSHA) does not approve specific devices but requires employers to implement measures to protect workers from excessive noise exposure.
Permissible Exposure Limits: OSHA regulations state that noise levels must not exceed a certain threshold for extended periods, typically around 85 decibels for an 8-hour workday.
Hearing Protection Devices (HPDs): When noise cannot be controlled through other means, employers must provide appropriate HPDs, such as earplugs or earmuffs.
Noise Reduction Rating (NRR): HPDs are rated for their noise-blocking ability using the Noise Reduction Rating (NRR), which employers use to select suitable protection.














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