<human>:  What is the most common cause of Alzheimer's Disease and how can it be treated?
<bot>: The most common cause of Alzheimer's Disease is believed to be a combination of environmental factors, lifestyle choices, and genetics. While there is currently no cure, treatments involve medications that can improve some of the symptoms, such as memory loss, concentration difficulties, and mood disruption. Making lifestyle changes such as exercising, eating a healthy diet, and engaging in mental activities may also help slow the progression of the disease.