Brennan Leffler

Brennan Leffler worked on Global News’ former investigative news program 16×9 from 2010 until 2016. He produced major investigations on a variety of topics, including child sexual exploitation, industrial contamination, gun violence and healthcare. Prior to his time with 16×9, Brennan was a writer and broadcast producer with Global National.

March 31, 2016 11:16 am
Play video: EXTRA: The Cost of Sleep
Sleep industry worth tens of billions of dollars

Sleep medicines have been around for decades, but now, there are gadgets, apps and labs that study and diagnose sleeping disorders. And with technology driving increasingly busy lifestyles, the business of sleep is multiplying rapidly.

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