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.
List of Non-communicable Diseases. An NCD or non-communicable disease is a disease that is not infectious and cannot be transferred to others. Some of these are diseases that progress slowly or cause chronic symptoms while others progress very rapidly.isk Factors of NCD: Some risk factors of non-communicable diseases include the environment, lifestyle or background such as the genetics, age, exposure to air pollution or gender of a person.