According to a study, smokers have an increased risk of hearing loss.
The research was conducted with more than 50,000 participants over a period of eight years.
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The researchers analyzed the annual health check data, which included audio tests by a technician and a health-related lifestyle questionnaire completed by each participant.
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They examined the effects of smoking (current, past and never smoker), the number of cigarettes smoked per day and the duration of smoking cessation at the level of hearing loss.
Also taking into account factors such as exposure to occupational noise, researchers found that current smokers are at an increased risk of hearing loss from 1.2 to 1.6 compared to those who have never smoked.
While the association between smoking and high-frequency hearing loss was greater than that of low-frequency hearing loss, the risk of hearing loss at high and low frequencies increased with smoking. The greatest risk of hearing loss has decreased within 5 years of quitting.
"With a large sample size, a long follow-up period, and an objective hearing loss assessment, our study provides strong evidence that smoking is an independent risk factor for hearing loss," said the lead author of the study. Huanhuan Hu, National Center of Japan. for global health and medicine.
"These findings provide convincing evidence that smoking is a causative factor in hearing loss and underline the need for tobacco control to prevent or delay the development of hearing loss.
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