It is referred to be the type of inflammation in which the condition is not very severe. There is very small level of inflammation caused due to the presence of microorganisms. The White Blood cells are involved even in this case and they coordinate with each other by signalling each other with chemicals called Cytokines. These chemicals send signals to the other white blood cells to attack the microorganisms at the site of infection. High-impact journals are those considered to be highly influential in their respective fields. The impact factor of journal provides quantitative assessment tool for grading, evaluating, sorting and comparing journals of similar kind.