What causes short sightedness or myopia? - Behind the News

Over the past 50 years short-sightedness or myopia has increased dramatically around the world. Many researchers have blamed things like increased screen time. But now, evidence has come out that points to a different cause.

TEACHER RESOURCE (Science yr 5-8)
"Students will investigate and explain how the human eye works."
http://www.abc.net.au/btn/resources/t...

BTN STORY PAGE
http://www.abc.net.au/btn/story/s4455...

• #education
• #myopia
• #short_sighted
• #kids_eyes
• #behind_the_news
• #cornea