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 Why is altitude sickness so dangerous? Following Gugu Zulu's death, altitude sickness is in the spotlight, highlighting the fact that this illness is more serious than most of us realise. 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 How ISIS has limited where you can go on holiday With the recent terrorist attacks taking place just ahead of the holiday season, some of your favourite vacation destinations may now be a no-go zone. Tick bite fever Tick bite fever is caused by a bacterial infection transmitted by ticks. 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: 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.” Parasites Parasites are organisms which live in or on another organism and harm that organism. Malaria Malaria is an infection of red blood cells caused by a single-celled parasite. SARS (Severe Acute Respiratory Syndrome) SARS (Severe Acute Respiratory Syndrome) load more articles advertisement From our sponsors WIN a R2 000 beauty voucher! Understanding diabetes self-management Fed up with the Phlemings? Let’s chat diabetes and erectile dysfunction Live healthier FYI » When the flu turns deadly Why the flu makes you feel so miserable Could a deadly flu strain hit SA this winter? Following an intense flu season in the US and UK, should we be worried about our own upcoming flu season? Alcohol and acne » Dagga vs alcohol: Which is worse? SEE: Why you are drinking more alcohol than you realise Does alcohol cause acne? Some foods can be a trigger for acne, but what about alcohol? Dermatologist Dr Nerissa Moodley weighs in.