WHO issues new international standard for music devices
The objective is to prevent hearing loss among 1.1 billion young people
Every 4th person to suffer hearing loss by 2050: WHO
At least 700 million people will suffer from disabling hearing loss
South Asia accounts for over one-fourth of the world's hearing impaired: WHO
Only 32 of the 76 countries surveyed have plans and programmes to prevent and control ear diseases and hearing loss, says report