Does My Ultrasonic Humidifier Hurt My Dog’s Ears?
No, Your Ultrasonic Humidifier Doesn’t Hurt Your Dog’s Ears
The mechanism in an ultrasonic humidifier has a frequency much too high for dogs to hear. Ultrasonic humidifiers use frequencies ranging from approximately 1,600,000 Hz to 3,000,000 Hz. Dogs can hear up to 45,000 Hz. The sound produced by this very high-frequency device is profoundly out of hearing range for both dogs and humans.
Although sounds outside our hearing range can in some cases damage humans’ ears and possibly dogs’, I’ve seen this documented only for extremely low-frequency sounds (Kugler et al., 2014), not high.Continue reading “Does My Ultrasonic Humidifier Hurt My Dog’s Ears?”