https://travelhealthevidence.org Jet lag, travellers' diarrhoea, food safety and eating with an allergy abroad. en Sun, 08 Nov 2026 00:00:00 GMT https://travelhealthevidence.org/jet-lag/ https://travelhealthevidence.org/jet-lag/ Circadian misalignment after travel — light timing, melatonin, and what the systematic reviews support. Sat, 01 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/stomach/ https://travelhealthevidence.org/stomach/ Meta-analyses of probiotic and rifaximin prophylaxis for travellers' diarrhoea, and what food safety measures achieve. Sat, 01 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/eating-with-a-restriction/ https://travelhealthevidence.org/eating-with-a-restriction/ Managing a medically necessary restricted diet in a country whose language and labelling you do not read. Sat, 01 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/risk/travellers-diarrhoea/ https://travelhealthevidence.org/risk/travellers-diarrhoea/ The commonest illness affecting travellers, usually bacterial and usually self-limiting. What the evidence supports, and what it does not. Fri, 07 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/risk/food-and-water-safety/ https://travelhealthevidence.org/risk/food-and-water-safety/ The "boil it, cook it, peel it, or forget it" heuristic and what it is actually worth. What the evidence supports, and what it does not. Fri, 07 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/risk/allergy-and-coeliac-abroad/ https://travelhealthevidence.org/risk/allergy-and-coeliac-abroad/ Communicating a dietary restriction reliably in another language and food culture. What the evidence supports, and what it does not. Fri, 07 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/risk/jet-lag/ https://travelhealthevidence.org/risk/jet-lag/ Circadian misalignment after crossing time zones, worse travelling east. What the evidence supports, and what it does not. Fri, 07 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/risk/altitude/ https://travelhealthevidence.org/risk/altitude/ Acute mountain sickness and its severe forms, above roughly 2,500 m. What the evidence supports, and what it does not. Fri, 07 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/risk/motion-sickness-travel/ https://travelhealthevidence.org/risk/motion-sickness-travel/ Sensory conflict between vestibular and visual input. What the evidence supports, and what it does not. Fri, 07 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/about/ https://travelhealthevidence.org/about/ Who publishes Travel Health Evidence, how pages are researched, and how the site makes money. Sat, 01 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/editorial-policy/ https://travelhealthevidence.org/editorial-policy/ How Travel Health Evidence selects evidence, scores products and handles conflicts of interest. Sat, 01 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/disclosure/ https://travelhealthevidence.org/disclosure/ Every commercial relationship that could affect what you read on Travel Health Evidence. Sat, 01 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/privacy/ https://travelhealthevidence.org/privacy/ What Travel Health Evidence collects — which is close to nothing. Sat, 01 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/research/2026-10-05/ https://travelhealthevidence.org/research/2026-10-05/ 10 newly indexed peer-reviewed papers relevant to Travel Health Evidence, from 5 October 2026. Mon, 05 Oct 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/research/2026-09-28/ https://travelhealthevidence.org/research/2026-09-28/ 23 newly indexed peer-reviewed papers relevant to Travel Health Evidence, from 28 September 2026. Mon, 28 Sep 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/research/2026-09-21/ https://travelhealthevidence.org/research/2026-09-21/ 4 newly indexed peer-reviewed papers relevant to Travel Health Evidence, from 21 September 2026. Mon, 21 Sep 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/research/2026-09-14/ https://travelhealthevidence.org/research/2026-09-14/ 2 newly indexed peer-reviewed papers relevant to Travel Health Evidence, from 14 September 2026. Mon, 14 Sep 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/research/2026-09-07/ https://travelhealthevidence.org/research/2026-09-07/ 23 newly indexed peer-reviewed papers relevant to Travel Health Evidence, from 7 September 2026. Mon, 07 Sep 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/research/2026-08-08/ https://travelhealthevidence.org/research/2026-08-08/ No newly indexed research matched this site's topics in the week of 8 August 2026. Sat, 01 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/evidence/travel-vaccines/ https://travelhealthevidence.org/evidence/travel-vaccines/ 11 publications on travel vaccines — how many trials, how much synthesis, how recent, and what that means. Mon, 10 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/evidence/travel-food-safety/ https://travelhealthevidence.org/evidence/travel-food-safety/ 16 publications on travel food safety — how many trials, how much synthesis, how recent, and what that means. Mon, 10 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/evidence/jet-lag/ https://travelhealthevidence.org/evidence/jet-lag/ 26 publications on jet lag — how many trials, how much synthesis, how recent, and what that means. Mon, 10 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/evidence/allergy-abroad/ https://travelhealthevidence.org/evidence/allergy-abroad/ 26 publications on allergy abroad — how many trials, how much synthesis, how recent, and what that means. Mon, 10 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/evidence/altitude/ https://travelhealthevidence.org/evidence/altitude/ 31 publications on altitude — how many trials, how much synthesis, how recent, and what that means. Mon, 10 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/evidence/travellers-diarrhoea/ https://travelhealthevidence.org/evidence/travellers-diarrhoea/ 13 publications on travellers diarrhoea — how many trials, how much synthesis, how recent, and what that means. Mon, 10 Aug 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/flying-with-a-food-allergy/ https://travelhealthevidence.org/flying-with-a-food-allergy/ How common in-flight allergic reactions are, what the anaphylaxis reviews found, and what actually reduces risk when you fly with a food allergy. Thu, 03 Sep 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/malaria-prevention/ https://travelhealthevidence.org/malaria-prevention/ Why malaria advice depends on destination, how national guidelines approach prophylaxis and bite prevention, and why fever after travel needs prompt attention. Sun, 11 Oct 2026 00:00:00 GMT Stéphane Sprauer https://travelhealthevidence.org/altitude-sickness/ https://travelhealthevidence.org/altitude-sickness/ Acetazolamide, ibuprofen, dexamethasone and ginkgo: what the trials and the network meta-analysis support for preventing acute mountain sickness. Sat, 05 Sep 2026 00:00:00 GMT Stéphane Sprauer