1 a wasting away of the body, as from poor nutrition, nerve damage, or disuse. 2  to undergo atrophy; wither; degenerate:His crippled leg began to atrophy with no exercise. 3  to become weakened; decline:Industry atrophied in bad economic times.
Voice Amplifiers / Long Range Listening Devices. Listening devices can be utilized for a variety of purposes including listening through a wall, listening from a distance or enjoying your favorite animals in the wild. More complex systems contain an audio transmitter and receiver.
They are meant to help people without hearing loss hear very quiet noises better (like a hunter listening for a deer) and are not substitutes for hearing aids. These types of devices may, in fact, pose a danger to your hearing by being too loud for your needs. Hearing aids are not only safe, theyâre life-changing.