Dementia is a syndrome, not a disease. Dementia is a group of symptoms that affects mental cognitive tasks such as memory and reasoning. Dementia is an umbrella term that Alzheimer's disease can fall under. It can occur due to a variety of conditions, the most common of which is Alzheimer's disease
https://player.whooshkaa.com/shows/dementiaq
episode 17: Heart Attack linked to Alzheimers Disease Study
Risk factors for heart disease and stroke also tied to Alzheimers. Previous research has linked so-called vascular risk factors, including obesity, diabetes, smoking, high cholesterol and elevated blood pressure, to higher odds of dementia, cognitive decline and Alzheimers disease