International Business Times UK | Alzheimer's disease: Dementia prevalence is declining among US adults International Business Times UK Dementia refers to a a set of symptoms that may include cognitive problems such as memory loss and difficulties with thinking, problem-solving or language. Alzheimer's disease is the most common cause of dementia. Amyloid plaques and tangles build up ... Elderly with Superior Memory Found to Have 'Hallmarks' of Alzheimer's Some Alzheimer's Patients Seem to be “Resistant” to Memory Loss The Doctor Is In: Alzheimer's Disease & Caregiving |