Questions with the keyword 'hearing'

• How come people aren’t born blind or deaf, but after time they become blind or deaf, or have bad eyesight or hearing? by claireb to Darren, Krystal, Lee, Tara, Upulie . Comments: (No comments so far)
• can going to concerts or places with loud music affect your permanent hearing by blakeoakfield to Darren, Krystal, Lee, Tara, Upulie . Comments: (No comments so far)