Bright light, but probably not usual indoor illumination, appears to be one important
exogenous cue for re-setting of the circadian rhythm." In one study, exposure to bright light …

The ability of diet or bright light to prevent or alleviate jet lag was tested by simulating a 6-
hour easterly time zone shift. Twenty-three male Marines lived in individual, time-isolation …

At present there are no 'high-tech'solutions to the problems that may beset intercontinental
travellers. Indications for the use of drugs are limited, and their use must accord with Good …

Methods There were 20 subjects who were exposed to bright white light (3000 lux) or dim
red light (10 lux) for 3 h on the first two evenings after a flight from Zurich to New York …

Sleep disturbances are an all-too-familiar symptom of jet lag and a prime source of
complaints for transmeridian travelers and flight crews alike. They are the result of a …

Objectives. Commercial airlines' flight crew members on transmeridian long-haul flights are
constantly exposed to rapid changes in external time. Following rapid changes in circadian …

After time-zone flights, the environmental time is shifted abruptly. The sleep-wake cycle and
the circadian system cannot follow this sudden phase shift. Therefore, some or several days …

The preceding article1 has laid the foundations for understanding the difficulties of jet-lag
and shiftworker's malaise and for appreciating the various countermeasures other than …

Lack of sleep and general fatigue are components of jet lag that are common to nearly all
trans-meridian travelers, there seems little doubt that some travelers suffer more than others …

Sleep disturbances are an all-too-familiar symptom of jet lag and a prime source of
complaints for transmeridian travelers and flight crews alike. They are the result of a …