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Binaural beats are a phenomenon that happens in your brain when you listen to two different tones in each ear. 

There are lots of claims surrounding them — that they can trigger different brain waves and promote different states of mind. 

Norman and Tegan are here to unpack whether there's any evidence this musical illusion can aid with concentration. 

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References:

• Reverse effect of home-use binaural beats brain stimulation
• Pilot feasibility study of binaural auditory beats for reducing symptoms of inattention in children and adolescents with ADHD
• Binaural beats reduce feeling of pain and discomfort during colonoscopy procedure in not-sedated patients