A viral illness that is transmitted to humans by mosquito bites. The mosquito that spreads dengue bites during the day and is more common in urban areas. Symptoms include fever, headache, severe joint, bone and muscular pain – hence its other name ‘breakbone fever’. There is no vaccine and prevention is through avoidance of mosquito bites.
A parasitic infection (also known as bilharzia) that is transmitted to humans through contact with fresh water. The parasite enters humans through the skin and prevention is dependant on avoidance of swimming, bathing or paddling in fresh water lakes and streams.