to control them pretty quickly but i wouldnt be surprised if we see more occurring also because its getting warmer and the mosquitoes they survive better when its warmer she said the world health organization says that in 2021 the latest year for which data is available there were an estimated 247 million cases of malaria worldwide and 619000 people died of the disease before traveling to malariaendemic countries the cdc recommends taking malaria pills as well as insect repellent longsleeved shirts and pants a bed net and flying insect spray to prevent mosquito bites in general the agency says to use insect repellent containing deet wear loosefitted long clothing and use screens on windows and doors