Home > Lifestyle > How to travel safely > 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 is caused by a bacterial infection transmitted by ticks. Quiz Wilderness Survival Skills » Ask EnviroHealth Expert » Assess Test your sun sense » Join Heart to Heart » 8 healthy snacks to fill you Weird things found in airport security Diarrhoea Diarrhoea is an abnormal increase in the frequency and liquidity of the stools. 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 is an infection of red blood cells caused by a single-celled parasite. 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 Peterson Olege says... "It's been hard fighting Cancer.... sometimes tears roll down my face knowing how terrifying it was i fought cancer for horrible years until i came across the Phoenix Tears... 10 ways to beat cellulite ” 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. Parasites Parasites are organisms which live in or on another organism and harm that organism. load more articles advertisement From our sponsors Soothe your family’s coughs and colds Why hydration is important while exercising Taking charge of your health Man, take care of your health! Live healthier Up for grabs » Win with NuSeed Win with MySmartkid Win a Canderel hamper Win a LED 3D smart TV Stand a chance of winning a Samsung UA55H8000 Smart 55 inch Curved LED TV valued at R20 000 from Save Hyper! Medical marijuana » 'I used cannabis oil to cure my cancer' Could your doctor could be high? Dagga in medicine? Medicinal dagga: the dangers can't be ignored There is not sufficient evidence to support the potential medicinal benefit from cannabis use cautions an academic from Stellenbosch University.