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Most adults tolerate them well
How long does it take to heal
4,7 The link between hearing loss and tinnitus has been suggested to be due to a compensatory effect: the brain compensates for decreased activation of the auditory nerve (which carries signals from the cochlea to the brain) by increasing gain or signal amplification in the auditory system of the brain, as well as decreasing auditory signal inhibition, which may result in tinnitus and possibly hypersensitivity to noise
Both injections and oral supplements are generally safe, but very high doses of B12 can cause side effects in rare cases, such as mild digestive issues or headaches
The doctor usually begins the diagnostic process by asking about a persons symptoms and medical history and then performing a physical exam
10.12659/MSMBR.883828 52 JeeJ
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