Smoking linked with increased risk of hearing loss
They examined the effects of smoking status (current, former, and never smokers), the number of cigarettes smoked per day, and the duration of smoking cessation on the extent of hearing loss.
Washington D.C: Smokers are at a greater risk of hearing loss, according to a study.
The research was conducted on over 50,000 participants over a span of eight years.
Also Read: Vaping leads to 'real' smoking in teens
Researchers analyzed data from annual health checkups, which included audio testing performed by a technician and a health-related lifestyle questionnaire completed by each participant.
Also Read |
Study links childhood abuse to adolescent experimentation with cigarettes
They examined the effects of smoking status (current, former, and never smokers), the number of cigarettes smoked per day, and the duration of smoking cessation on the extent of hearing loss.
Even after adjusting for factors including occupational noise exposure, researchers noted a 1.2 to 1.6 increased risk of hearing loss among current smokers compared with never smokers.
Also Read: E-cigarette vapours loaded with toxic metals
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. The increased risk of hearing loss decreased within 5 years after quitting smoking.
Also Read |
India is second to China in terms of numbers of smokers
"With a large sample size, long follow-up period, and objective assessment of hearing loss, our study provides strong evidence that smoking is an independent risk factor of hearing loss," said the study's lead author Dr. Huanhuan Hu of Japan's National Center for Global Health and Medicine.
Also Read: `Run away` from smoking addiction
"These results provide strong evidence to support that smoking is a causal factor for hearing loss and emphasize the need for tobacco control to prevent or delay the development of hearing loss."
The study has been published in the journal Nicotine and Tobacco Research. (ANI)