@WHO: Hearing loss may result from: ◽️ genetic causes ◽️ complications at birth ◽️ some infectious diseases ◽️ chronic ear infections ◽️ the use of particular drugs ◽️ exposure to excessive noise ◽️ ageing Know more 👉https://t.co/581yAttd8H #WorldHearingDay https://t.co/jwmQO9zUwy

http://twitter.com/WHO
via IFTTT