Home > Lifestyle > Travel health Travel health All sections in Travel Health » Conditions of concern » Modes of Travel » Travel diet and fitness » General Travel Advice » Travel Health News Altitude can be a killer Climbers and extreme adventurers test the limits of human endurance, but less intrepid trekkers often face the same forces of nature Travel health News Measles outbreak linked to Disney theme parks Disney officials says they are working with public health authorities, following 26 measles cases reported with ties to Disney theme parks. More in Travel health News US government wants airline data to prevent accidents AirAsia crash: What happens to bodies in water? Hippo kills Limpopo man The unique risks space tourists will face Travel health Bounce back after being sick If you're getting over being under the weather, it can be tempting to put the pedal to the metal on the road to recovery. Here's how to bounce back without risking a relapse. See all Travel health » General travel advice Always avoid mozzie bites Preventative drugs are important in malarial areas, but none are 100% effective See all General travel advice » Modes of travel Airport scanner fun and games How long did the powers that be think it was going to take for pervy airport security personnel to start putting their fancy new full-body X-ray scanners to creative use? See all Modes of travel » Take action Quiz Wilderness Survival Skills » Ask EnviroHealth Expert » Assess Test your sun sense » Join Heart to Heart » Weird things found in airport security 8 healthy snacks to fill you Conditions of concern Altitude sickness Altitude sickness, also called mountain sickness, is an illness that occurs when the body is unable to adjust to high elevations. Symptoms of mountain sickness range from a mild headache and fatigue to a life-threatening build-up of fluid in the lungs or brain. See all Conditions of concern » Travel diet and fitness 6 foods to avoid when travelling Sampling new foods is one of the joys of travel. But beware: you could risk your health, or nausea at the mere thought of what you've eaten. See all Travel diet and fitness » advertisement Live healthier Healthy weight » Underweight? Eating speed linked to BMI Weight and BMI affect fertility Should we really consider BMI? The Body Mass Index is widely used to assess if an individual is overweight or not. DietDoc investigates how accurate this tool really is. Digital health news » Screensaver or eyesaver? How to survive load shedding Computer may predict infectious influenza New Ransomware virus causes havoc An incredibly destructive computer virus is on the rise, charging user's thousands of rand to unlock their own devices once infected with terrible consequences if they don't.