Brain wave patterns are used a lot to monitor sleep stages. When we fall asleep we go from drowsy, light attention that's easily roused (alpha), to being relaxed and no longer alert (theta), to ...

“They are slower in frequency than the beta waves that dominate our ... As you drift off into the early stages of sleep, your brain is home to theta waves, which typically have a frequency ...

The effects of the binaural beat will depend on its frequency and the corresponding brain wave: Beta waves ... Theta waves (4-7 Hz) are common in the lighter stages of sleep or the transition ...