Different hearingaids use different sizes of battery, they also consume battery power at different rates. A battery may last a week in one aid, but only 3 days in another.
I’ve written before about testing a new hearingaid and making a decision whether you want to buy it - it’s also a good idea to test [...]

OK, so people buy hearing aids to improve their hearing. That much is obvious. But what do you really want from your hearing aid?
It’s worth thinking this over before you go out to buy a hearingaid. You want to make sure you get the right aid for you. When you visit an audiologist, go armed [...]

What is a digital hearing aid? What does it do and how does it work?
What is a digital hearing aid?
Very simply put: a hearing aid is a device used to help hard of hearing people to her sounds better. A digital hearing aid achieves this by receiving sounds through a number of microphones, processing the [...]

Feedback can be a problem for hearing aid wearers. It results in an annoying whistling or squeling sound.
Why feedback occurs
A hearing aid has one input: the sound comes in through the microphone. It has one output: the sound goes out of the speaker into the ear drum. But, sound moves in all directions unless something [...]

A person’s hearing loss is categorised as being either mild, moderate, severe or profound. Audiologists and other hearing professionals use these terms; the four types of hearing loss are defined as follows:

Mild means that the person is unable to hear sounds between 20dB and 40dB
Moderate means that the person is unable to hear sounds [...]