Is an itchy scalp making you constantly scratching your head? You may be thinking that it’s only dandruff. However, there’s also a high chance that it’s something more serious. The truth is that there are many conditions that may cause an itchy scalp—it can be dandruff, ringworm, or, maybe, something more serious, such as an autoimmune condition or a bacterial infection that needs more of your attention. Finding out what’s causing the itch is the only way to stop it.