Elaborative rehearsal consists of making an association between the new information you're trying to learn and the information you already know. This gives it meaning, which encodes it more effectively in your brain.
According to a study of more than 16,000 adults published in Alzheimer's & Dementia: A Journal of the Alzheimer's Association, unplanned weight loss is strongly correlated with the severity of dementia.
Dancing is a great way to combine physical exercise, music, and social interaction. Several research studies have found that it also may serve another role: to improve cognition as we age and possibly prevent or reduce the chances of diseases such as Alzheimer's.