beta rhythm
beta wave

Neurofeedback alerts the patient when beta waves are present.

Then some beta waves appeared.

Mori performed an experiment at Tokyo's Nihon University designed to measure the effect of video games on human brain activity by examining beta waves.

Some years ago researchers found that we can control our mental alpha and beta waves by directing our thoughts.

For some time now, I have had what looks like a hippie headband that picks up my alpha and beta waves.

The other flickers at the frequency of brain waves associated with concentration, known as beta waves.

Far away, Dussander recited pulse, blood pressure, respiration, alpha waves, beta waves, stroke count.

Above alpha are the beta waves- from concentration up to frenzy to madness at 18 or so cycles.

The muscles still tensed, the beta waves still whipping me along when all I wanted to do was rest, and wait for nightfall.

There is also something called sensory motor rhythm, or S.M.R., which is a similar frequency to beta waves.