By way of this light information, the body clock's inherent approximate 24-hour cycling is adjusted daily to nature's light/dark cycle.
They are generally able to get enough sleep if allowed to sleep and wake at the times dictated by their body clocks.
Those who travel from north to south and vice versa would continually have to adjust their watches and body clocks.
The animals need to be dealt with when their natural body clocks say so.
The suprachiasmatic nuclei receive and interpret information on environmental light, dark and day length, important in the entrainment of the body clock.
Non-24 is rare among visually impaired patients who retain at least some light perception; even minimal light exposure can synchronize the body clock.
In more simple words, chronobiotic is defined as the agent causes phase adjustment of the body clock.
If the official clock time disagrees too greatly with our body clock we are increasingly inclined to ignore the official clocks and heed our body clocks.
