Stress Of Travel Flashcards
Effects of travel fatigue
Fatigue or disorientation
Symptoms can be minimised
Usually disappear with 48hrs
Minimising travel fatigue, preparation:
Organise trip fully prior to departure, check-ins, meeting points etc
Keep together when in large groups
Wear team kit for initial check in
Minimising travel fatigue, generally:
Warm and comfortable clothing for flight
Take contact numbers for lost cards and cheques
Vegetarian, let airline know well in advance
Minimising travel fatigue, equipment:
Sufficient bag allowance
Packed to avoid damage
Check customs regulations, don’t want to pay tax
Allow enough time between connections
Minimising travel fatigue, flying:
Carry extra food and drink
Avoid alcohol, tea and coffee
Carry much of completion kit in hand luggage
Ear plugs
Jet lag:
Loss of synchronisation between the internal body clock and the external world
Chronobiology is the study of…
Rhythmic patterns in biology
Circadian rhythms:
Cyclical fluctuations which recur regularly each solar day
Human body clock exceeds 24hrs, but is fine-tuned to 24hr period by
Exogenous factors
Light
Temp
Biological rhythms are … and are inherited with the …
Endogenous
DNA
Biological rhythms can be modified by environmental factors called:
Zeitgebers: synchronises to earths light dark cycle Light Temp Sleep Exercise
Afternoon/early evening peak
Core temp
Blood pressure
Heart rate
Cognitive function
Late evening peak
hGH
Melatonin
Morning peak
Testosterone in men
Site of body clock
Suprachiasmic nuclei (SCN)
Light and dark cycle:
Regular release of melatonin into systemic circulation
Light inhibits melatonin secretion
Body clock transmits its rhythmic output to the … And many other regions of the brain
Hypothalamus
To adjust fully to jet lag, allow … per time zone crossed
1 day
The suprachiasmatic nuclei has receptors for … which is secreted in the …
Melatonin
Pineal gland
Melatonin has … properties causing body temp to … in the evening
Vasodilatory
Fall
Causes of travel fatigue:
Increased stress of prep and travel
Long periods of inactivity with lack of mental or physical stimulation
Timing of meals, composition, volume, palatabilty
Dehydration
Temporary change in habits
Poor sleep quality
Stress
