Short answer: citation inflation affects academia by making citation counts rise in ways that do not always reflect better research, deeper influence, or greater truth.
Citations are references from one academic work to another. They are useful because they show intellectual connections. But once citations become a measure of performance, they can also become a target. Researchers, departments, journals, and universities may all care about citation numbers because they influence reputation and evaluation.
Why citations increase
Citation counts can rise because there are more papers, longer reference lists, larger research teams, easier digital search, and more pressure to show impact. Review articles often gather many citations because they summarise a field. Methods papers may be cited frequently because many researchers use the same tool.
None of this is necessarily bad. The problem is interpretation. A highly cited paper may be important, but it may also be controversial, methodological, fashionable, or cited as an example of error. A low-cited paper may be careful and valuable in a small field.
Why it matters
When institutions overvalue citations, researchers may be pushed toward trendy topics, strategic self-citation, citation clubs, or quantity over quality. Journals may chase impact factors. Universities may use metrics as shortcuts for judgement.
Citations should be treated as signals, not verdicts. They can help identify influence, but they cannot replace expert reading. Good academic evaluation asks what the work contributed, how reliable it is, and whether its influence is deserved.