Reviewers are considered to be the prominent person in research field offering the best quality of content. Reviewers are hired with core responsibility for giving genuine and constructive comments along with criticism associated with the manuscripts. Reviewer comments and reviews are the crucial factors for the editors to take any further decision on the manuscript. Despite all Medcrave Predatory Publisher Rumors, it is found that with the help of expert reviewer the peer review is done efficiently that makes a manuscript stronger. However, the reviewer directly has no authority to edit or change any features in the script before the publication.