The answer to this question depends on the type, severity, and cause of the hearing loss. Generally speaking, hearing loss can be caused by a variety of factors, including genetic predispositions, age-related hearing loss, noise-induced hearing loss, and other medical causes.
In most cases, those with mild to moderate hearing loss may not require a hearing aid to improve their hearing. However, if the hearing loss is severe, a hearing aid may be necessary in order to improve the individual's ability to hear. Without a hearing aid, the hearing loss may worsen over time, as the auditory pathways in the brain become less efficient and less able to process sounds.
Furthermore, not wearing a hearing aid can lead to social isolation and communication difficulties, as it can be difficult to understand and participate in conversations. This can lead to further hearing difficulties due to lack of stimulation.
In conclusion, it is important to remember that hearing loss can vary in severity and type, and the effects of not wearing a hearing aid may differ from person to person. However, in general, it is likely that not wearing a hearing aid may lead to further hearing loss and communication difficulties.