What should you know about jet lag website?

This can make you feel sleepy or alert at inconvenient hours. The effect is usually more noticeable after crossing several time zones, and your adjustment may be influenced by the direction of travel, light exposure, sleep before the journey, and your usual routine.

Common effects include difficulty sleeping at the local bedtime, waking earlier than planned, daytime sleepiness, reduced concentration, irritability, and headache. Appetite or digestion can also feel out of step with local mealtimes.

Jet lag is different from a persistent sleep disorder because it follows a change in time zone. If sleep problems continue after your body has had time to adapt, another issue such as insomnia may need consideration. Alcohol, dehydration, illness, and an uncomfortable journey can make the experience harder.

Use the destination's timetable as soon as practical: eat, sleep, and get up according to local time. Seek daylight during the part of the day that supports your adjustment, while keeping your sleep space dark and quiet when it is time to rest.

Drink water, keep meals moderate, and choose gentle activity such as a walk. A short nap may help if you are struggling to stay awake, but a long or late nap can make local-night sleep more difficult. Avoid driving or other tasks requiring close attention if you feel very sleepy.

For complex itineraries, pregnancy, chronic conditions, or medicines that affect sleep, ask a clinician or pharmacist for individual advice before using sleep aids or changing medication timing.

Arrange medical advice if sleep disruption or daytime sleepiness is severe, does not begin to settle after returning to a regular routine, or is interfering with work, travel plans, or safe driving. A clinician can check for another cause and review medicines, shift work, and existing sleep problems.

Seek urgent help for a severe or sudden headache, confusion, fainting, chest pain, trouble breathing, or new weakness. These symptoms should not be attributed to jet lag without assessment.

You could ask: Could another condition or medicine be affecting my sleep? How should I time light exposure around this trip? Is a sleep aid suitable for me? When is it safe to drive if I remain sleepy? What plan should I use if I travel across time zones regularly?