Any process that modulates the rate, frequency, or extent of the wakeful phase of the circadian sleep/wake cycle. The wakeful phase is the part of the circadian sleep/wake cycle where the organism is not asleep.
Any process that modulates the rate, frequency, or extent of the wakeful phase of the circadian sleep/wake cycle. The wakeful phase is the part of the circadian sleep/wake cycle where the organism is not asleep. (en)