New report suggests coffee should be sold with a warning

A new study published in the journal Personality and Individual Differences suggests that coffee should come with a health warning.

Professor Simon Crowe led the team that looked into the effects of coffee for La Trobe University in Victoria.

He tells Radio 5 live Up All Night's Rhod Sharp that if you have got a high-stress lifestyle and a heavy caffeine habit you could be getting more than you bargained for; you could start hearing voices.

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