This book describes the processes involved in the aging of the human mind, the role of memory, cognitive impairment, and changes in information processing in older people. It describes the role of nutrition and physical exercise in keeping the mind healthy.

According to WHO, 55 million people live with dementia worldwide, and there are 10 million new cases every year. Alzheimer’s disease is the most common form of dementia and may contribute to 60–70% of cases. Dementia has physical, psychological, social, and economic impacts on people living with dementia and their...