Conditions of concern


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 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.

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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 are organisms which live in or on another organism and harm that organism.

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