Home > Lifestyle > Travel health > Conditions of concern Conditions of concern All sections in Travel Health » Conditions of concern » Modes of Travel » Travel diet and fitness » General Travel Advice » Travel Health News Tick bite fever Tick bite fever (rickettsia) is caused by a bacterial infection transmitted by ticks. This condition occurs in many areas of the world and is known by a variety of names 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 Diarrhoea Diarrhoea is an abnormal increase in the frequency and liquidity of the stools. Find out the causes of these symptoms in babies and adults, and more about diagnosis and treatment. Malaria kills, even in South Africa For a nation that enjoys spending time outdoors and trips to the bushveld, many South Africans are lax about protecting themselves from malaria, says Health24's Travel Expert. Malaria Malaria has been recognised as a disease for thousands of years. Descriptions of the disease date from as far back as 1700 BC in China, and 1570 BC in Egypt. 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. SARS (Severe Acute Respiratory Syndrome) SARS (Severe Acute Respiratory Syndrome) “ Latest comment on Health24 Thabo Justice Lephalala says... Very useful information!!! Nystatin ” Malaria: an African story In 2007 Bill and Melinda Gates announced that malaria would be eradicated by 2015. Doctors battling the disease on the ground responded: “One day. But not in our lifetimes.” Lyme disease Lyme disease is an infection caused by Borrelia burgdorferi. B. burgdorferi is a bacterium that is carried by a group of closely related species of ticks known as Lxodes. An infected tick can transmit the bacteria to humans and animals through its bite. The bacteria enter the body at the spot where the tick has bitten. Parasites A parasite is an organism that lives in or on another organism and in the process harms this organism. load more articles 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.