Which brain waves are associated with being awake but relaxed?
2.1. 1 Brain WavesFrequency bandFrequencyBrain statesBeta (β)12–35 HzAnxiety dominant, active, external attention, relaxedAlpha (α)8–12 HzVery relaxed, passive attentionTheta (θ)4–8 HzDeeply relaxed, inward focusedDelta (δ)0.5–4 HzSleep