The document discusses mosquito-borne diseases malaria and lymphatic filariasis, outlining their causative agents, life cycles, symptoms, treatment and prevention. Malaria is caused by Plasmodium parasites and transmitted by Anopheles mosquitoes, killing over 1 million people annually. Lymphatic filariasis is caused by parasitic worms transmitted by Culex and Mansonia mosquitoes and can lead to severe swelling of limbs.