How do they differ?
Analogue hearing aids use a amplifier to raise all sounds by a certain amount, which can be adjusted by a simple volume control. The problem with this is that hearing loss is rarely equal over the range of pitches and by raising the volume to hear speech, we will be raising the level of background noise as well. Difficult!
In fact many of us have been put off wearing a hearing device for just tha (more…)
Can we imagine a life without sound? Chirping of birds, voice of our children, neighbour, people around us…. Human sounds, one of the most complex things in world, are as important as taking breath. A life without sounds is something like a life without breath and for those with hearing problem, things are certainly not easy.
Presbycusis, commonly known as hearing loss is caused by a number of reasons like heredity, meningitis, traum (more…)