An Exploratory Study of Near-infrared Light Therapy for Mild to Moderate Alzheimer's Disease

Exclusion Criteria

• •Any cognitive impairment or dementia not caused by Alzheimer's disease, or co-existing with a serious mental illness (schizophrenia, bipolar disorder, major depression, etc.);
• •Currently taking anticoagulant drugs;
• •A history of seizures or hemorrhagic stroke within 12 months;
• •Allergic to sunlight or visible light or high sensitivity to head and neck skin;
• •Severe head trauma or implants (bone nails, bone plates, excision, etc.);
• •Malignant tumors;
• •Any other medical condition that is not stabilized and adequately controlled (such as serious heart, respiratory, gastrointestinal, or kidney disease), or that the investigator believes may affect patient safety or interfere with the evaluation of the test;
• •Persons addicted to alcohol or drugs;
• •Women who are pregnant, nursing or planning a pregnancy;
• •Participated in other clinical studies within 1 month before participating in this trial;
• •Other conditions deemed unsuitable for clinical trial participation by the investigator.