This service of the National Library of Medicine provides links to articles, research reports, and organizations covering various aspects of memory and memory disorders. Some information is available in Spanish.
The NIA provides health information, training, aging research, and other programs related to aging and older people. Its site contains a wealth of information about the aging process for older adults, families, caregivers, and research scientists.
This University of California, San Francisco site offers information on different forms of dementia, along with healthy aging and memory.