Teenagers exposed to second-hand smoke could suffer hearing loss

second-hand smoke

Scientists think second-hand smoke affects the blood supply to the inner ear.

According to research, teenagers exposed to second-hand smoke are twice as likely to suffer hearing loss.  The research findings add to the list of health problems already attributed to second-hand smoke, including increased risks of asthma, heart disease and lung cancer.

 

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SoundBite Hearing Aid Uses Your Teeth To Transmit Sound

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SoundBite hearing aid

Single sided deafness affects around 200 out of every million people the world over. The loss of stereo hearing can prove dangerous when crossing the street, or other mobile environments. Sonitus Medical has developed a new device, SoundBite, that uses the natural conduction of teeth and bone to transmit sound to the inner ear even after the outer and middle ear are damaged.

 

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World’s First Direct Bone Conduction Hearing Aid is iPod, Bluetooth Ready

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Baha hearing aid

Hearing aids have come a long way since the ear trumpet; from the traditional aid that simply amplified sound and delivered it to the ear via an earpiece (air conduction), to the so-called “bionic ear” that works by directly stimulating auditory nerves inside the cochlea with an electric field. But the journey continues, with newer technologies which use the bones of the skull to conduct sound.

 

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‘Acoustic Fingerprints’ Can Be Used For Identification

‘Acoustic Fingerprints’ Can Be Used For Identification 

iPods and mobile phones could be fitted with antitheft devices that detect ‘acoustic fingerprints’ so they only work when they are being used by the registered owner

Researchers have discovered that they can identify individuals from the faint sounds made deep inside the human ear and are now developing security devices using the technology.

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