Siphesihle Sithole*
The burden of disease caused by infectious diseases has gradually decreased over the years. In 2017 it was estimated that only 30% of the total disease burden globally was due to infectious diseases. Obesity is the modernday public health challenge as it is one of the underlying factorsto the burden of many chronic diseases.
English 
Chinese 
Russian 
German 
French 
Japanese 
Portuguese 
Hindi