Experts have warned of the major health, social and economic consequences of inadequate sleep, saying many people are suffering a kind of permanent jet lag as a result.

It also leads to lower productivity and can increase the risk of serious illnesses such as diabetes, stroke, heart disease, obesity and depression.

The Sleep Health Foundation estimates poor sleep claims the lives of 3000 people a year.

Professor David Hillman, Deputy Chair of The Sleep Health Foundation joined Darren and Sue on Weekend Wakeup.

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