Whether or not to tell a person with dementia about their diagnosis is a complex decision that depends on various factors, including the individual's cognitive abilities, personality, and preferences, as well as the advice of healthcare professionals and family members. In some cases, disclosing the diagnosis may lead to increased anxiety, fear, or sadness, while in others, it may promote understanding and facilitate planning for the future. Ultimately, caregivers should carefully consider the individual's well-being and consult with healthcare professionals to determine the most appropriate approach for disclosure.