The Conversation: Novel technology could allow chewing to replace the batteries in hearing aids

Reporting by Michel Demuynck

Hearing aids are essential for people with hearing loss. But hearing aids have an Achilles heel: their power supply is expensive and environmentally unfriendly.

The good news is that researchers have found an renewable, alternative energy source that might be able to power hearing aids. The energy is produced inside the ear, and harvested using an earplug embedded with sensors.

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Read the original article on The Conversation here.