As per a WHO estimate, there were 466 million persons in the world with hearing loss in 2018 and the figure is likely to increase to 630 million by 2030.
Hearing loss can lead to impaired memory and higher risk of dementia and ensuing Alzheimer's disease in older people, health experts say.
The patient has been suffering from nausea and ringing in the ears the night before.
Two months after Jet Airways Mumbai-Jaipur Flight 9W 0697 witnessed cabin pressure drop, one of the passengers has been diagnosed with a permanent hearing loss.
While the association between smoking and high-frequency hearing loss was stronger than that of low-frequency hearing loss, the risk of both high- and low-frequency hearing loss increased with cigarette consumption
It also highlighted the need for better monitoring and detection of hearing loss over time, especially among patients being treated with antibiotics.