Emma Guiney lay in a hospital bed, crying as the rash throbbed. Days earlier, she developed a headache and flu-like symptoms while in Thailand. Thinking it was a hangover, she soldiered on. But her energy levels plummeted when she returned to Australia. She was diagnosed with dengue fever. "To even do a load of washing I would need to have a three-hour sleep afterwards," she says. It was three months before Ms Guiney, from St Peters, felt well. She won’t be returning to Thailand. Despite most cases being isolated, dengue fever reaches as far south now as Rockhampton in central Queensland. In the coming decade, as Sydney’s climate warms, the city could get an increase in mosquito-borne diseases. It’s just one of the health challenges we’ll face. The city’s population will swell to more than 5.8 million, a million of them over the age of 65. Chronic diseases such […]