Most people experience dips in energy between approximately midnight and 6 a. m., and again between approximately during which they are more likely to fall asleep while driving.

The appropriate response is 2 to 4 P.M. Once alert, execution ought to be fairly consistent throughout the day, however every now and again one may encounter a dunk in vitality level and execution toward the evening. This plunge is likewise alluded to as the post-lunch plunge. Timing of the post-lunch plunge is frequently in the vicinity of 2 and 4 pm and a deficiency of evening time rest appears to trigger its event, particularly in youngsters. In spite of the fact that an overwhelming lunch may decline the sentiments of evening lethargy, the post-lunch plunge may likewise happen without a first supper. Its event is believed to be produced by the normal rest wake forms itself.