Laser Acupuncture for Behavioral and Psychological Symptoms of Dementia

Inclusion Criteria: * Diagnosis of Dementia: Participants must have a clinical diagnosis of dementia, of any type or severity * Consent: Written informed consent provided by the participant's family or legal representative. Exclusion Criteria: * Refusal to sign the informed consent form. * Unable to cooperate with the intervention procedure despite repeated attempts. * History of epilepsy. * End-stage liver disease. * End-stage renal disease requiring hemodialysis. * Presence of brain tumor or history of major brain surgery. * Acute cardiovascular or cerebrovascular events within the past 3 months (e.g., unstable angina, myocardial infarction, stroke). * Use of a cardiac pacemaker. * Currently receiving acupuncture or traditional Chinese medicine treatment. * Presence of acute illness. * Abnormal blood pressure or fever. * Presence of malignant tumor. * Pregnancy. * Presence of unusual physical abnormalities or sensory nerve disorders.