Beta waves between 13-40 HZ are associated with peak concentration, heightened alertness and visual acuity.·

Alpha waves between 7-12 HZ are associated with deep relaxation and are considered the gateway to our creativity·

Theta waves between 4-7 HZ are associated with the twilight state that we experience fleetingly as we drift off to sleep and are strongly linked with creativity and intuition.·

Delta waves between 0-4 HZ. are associated with deep sleep.As we slow the brainwave patterns from beta to alpha to theta to delta, there is a corresponding increase in balance or synchronization between the two hemispheres of the brain. Scientists have noted that these slower brainwave patterns are accompanied by deep tranquillity, flashes of creative insight, euphoria, intensely focused attention, and enhanced learning abilities.

More via Using your Brainwaves to enhance Your Creativity – Best Beaches Blog.