Circadian
Jet lag is a light problem
It is a circadian misalignment, and light timing shifts the clock far more reliably than any pill.
Spurningarnir um ferðasjúku, sum veruliga ávirka eina ferð
Ferðasjúkur klinikkir eru góðar til vaksin og malaria. Tey, sum veruliga ødelægga flestar ferðir, eru flugtrøttleiki og magesjúka.
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Prevention
Travellers' diarrhoea
Probiotic and rifaximin prophylaxis have been meta-analysed. The results are more modest than the marketing.
Practical
Eating abroad with coeliac disease or an allergy
A language barrier turns a manageable condition into a risk. Written cards beat spoken requests.
Circadian
Social jet lag
The same misalignment without the flight, and it has been meta-analysed against mental health outcomes.
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Coeliac disease news, guidelines and research — plus the practical business of eating.
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Electric cars reviewed on real range, charging behaviour and life-cycle emissions.
The Book Verdict
Health, science and self-improvement books fact-checked against the literature they cite.
Henda síða varð sjálvvirkandi týdd úr enskt. Tilvísingarnar og tølini eru óbroytt. Les upprunaliga enska útgávuna um nakað lesist undarliga. Les upprunaliga enska útgávuna