But if you only have a slight astigmatism -- your doctor may refer to it as a degree -- and you donât have another vision problem, you may not need them. Irregular astigmatism is far less common and is linked to problems with your cornea, the front part of the eye.
Malaria is one of the most infectious diseases in history. It has infected countless people across the globe and it still kills millions every year. The malaria parasite lives in the gut of the Anopheles mosquito and is transmitted through the bug's bite.
Noncommunicable diseases, or NCDs, are by far the leading cause of death in the world, representing 63% of all annual deaths. Noncommunicable diseases (NCDs) kill more than 36 million people each year. Some 80% of all NCD deaths occur in low- and middle-income countries. Read 10 facts on noncommunicable diseases.