The inability to picture faces or anything else in your mind's eye is known as a condition called aphantasia. Aphantasia is a relatively rare phenomenon where an individual lacks the ability to visualize mental images, including faces, objects, or scenes. People with aphantasia typically have no problem with their overall vision, but they cannot conjure up mental imagery in the way many others can.
The exact cause of aphantasia is not fully understood, and more research is needed to determine its underlying mechanisms. However, some studies suggest that it might be related to differences in brain structure or neural connectivity in the brain's visual processing areas.
It is essential to recognize that aphantasia is not a mental disorder, and people with this condition often have unique ways of processing information and forming memories. Some individuals with aphantasia may rely on other senses, such as auditory or conceptual processing, to compensate for the lack of visual imagery.
If you suspect you have aphantasia or are concerned about your ability to visualize, it is best to consult a medical or mental health professional who can provide a proper evaluation and offer guidance on coping strategies if necessary. Remember that everyone's mind works differently, and not having a visual imagination doesn't make someone's thoughts any less valid or valuable.