Measles Protection: A Guide for UK Travellers Heading Abroad

While measles was once considered rare in many developed nations, there has been a significant rise in cases globally. For UK travellers, this presents a specific risk, especially when visiting areas with lower vaccination coverage. Measles is one of the most infectious diseases known; it is spread through respiratory droplets in the air and can linger in a room for up to two hours after an infected person has left.

According to NHS guidance and the World Health Organization, outbreaks are currently occurring in several regions across Europe, Asia, and Africa. If you are travelling to a crowded environment, such as a music festival, or a region with a known outbreak, your risk of exposure increases significantly. It is essential to treat measles as a serious travel health consideration rather than just a childhood illness.

If you have recently returned from abroad and feel unwell, it is important to recognise the early signs of measles. The incubation period—the time from exposure to when symptoms appear—is usually around 10 to 12 days.

Phase 1: The Initial Symptoms

The first signs are often mistaken for a severe common cold or the flu. These include:

• A high temperature (fever) which can reach 40°C.
• A runny or blocked nose.
• Sneezing and a persistent cough.
• Red, sore, watery eyes that may be sensitive to light (conjunctivitis).
• Small white spots (Koplik spots) that appear on the inside of the cheeks.

Phase 2: The Measles Rash

A few days after the initial symptoms, the characteristic rash appears. It usually starts on the face and behind the ears before spreading down the body to the arms and legs. The rash consists of flat red-brown spots that may join together to form larger blotchy patches. It is generally not itchy, which helps distinguish it from other conditions like chickenpox.

The NICE (National Institute for Health and Care Excellence) guidelines emphasize that vaccination is the only effective way to prevent measles. In the UK, the MMR vaccine is usually given in two doses during childhood. However, many adults may have missed one or both doses, leaving them vulnerable during international travel.

If you are unsure of your vaccination status, you should check your medical records. For those heading to high-risk areas, a 'catch-up' dose of the MMR vaccine may be recommended. The vaccine also protects against mumps and rubella, which are also prevalent in many parts of the world. It is ideally administered at least one month before travel to ensure your immune system has time to respond. Even if you are departing sooner, getting the vaccine is still generally advised as some protection is better than none.

Beyond vaccination, there are practical steps you can take to reduce your risk while abroad. While these do not replace the protection offered by the vaccine, they are good general health practices:

• Hand Hygiene: Wash your hands frequently with soap and water, especially after being in public transport hubs or airports.
• Avoid Close Contact: If you are aware of an outbreak in your destination, try to avoid crowded indoor spaces where ventilation may be poor.
• Monitor Local News: Keep an eye on local health advisories at your destination regarding any sudden spikes in infectious diseases.

If you are travelling with an infant under 12 months old, discuss your plans with a healthcare professional. Infants are usually not vaccinated until they are one year old, but in certain high-risk travel scenarios, the MMR vaccine can be administered earlier from six months of age.

Pre-travel planning is the best time to engage with an online GP. If you are preparing for a trip, you can speak to a GP online to discuss your destination's specific health risks. A doctor can review your vaccination history, explain the current measles situation in the country you are visiting, and provide a personalised travel health plan.

If you have already returned to the UK and suspect you have measles, an online consultation is a safe way to seek initial advice without risking the infection of others in a physical waiting room. A GP can assess your symptoms via video, provide guidance on managing the fever with paracetamol, and advise on the necessary isolation period (usually 4 days from the start of the rash) to prevent spreading the virus to vulnerable people in your community.

Seeking professional advice ensures you are following the latest UK health protocols and helps manage potential complications, such as ear infections or pneumonia, before they become severe.

There is no specific antiviral treatment for measles; the body’s immune system must fight the virus. Management focuses on relief of symptoms and preventing complications. NHS recommendations include:

• Resting and drinking plenty of fluids to avoid dehydration.
• Using damp cotton wool to gently clean crusting from the eyes.
• Taking paracetamol or ibuprofen to lower a high temperature (note: children under 16 should never take aspirin).
• Closing curtains or keeping lights dim if eyes are sensitive to light.

Most people will feel better within 7 to 10 days. However, it is vital to stay away from school, work, and public spaces until at least four days after the rash first appeared to protect others.