Why are so many people lonely?

A recent survey found that roughly a quarter of the world's population feels lonely — something the World Health Organization says threatens public health. CBC’s Christine Birak explores why the numbers are so high and what can be done to fix the problem. #Health #News #CBCNews Watch The National live on YouTube Sunday-Friday at 9 p.m. ET Subscribe to The National: youtube.com/user/CBCTheNational?sub_confirmation=1 More from CBC News | www.cbc.ca/news The National is the flagship of CBC News, showcasing award-winning journalism from across Canada and around the world. Led by Chief Correspondent Adrienne Arsenault and Ian Hanomansing, our team of trusted reporters helps you make sense of the world, wherever you are.

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