Ten states now have animal welfare laws requiring bigger cages for hens and livestock. We look at what these new rules could mean for food prices, farmers and how we raise animals in the United States.
An experimental new treatment holds some promise for slowing the progression of Alzheimer’s disease, and other new research suggests that getting a variety of exercise may give you a better chance of warding off dementia. Diane and her guests talk about the latest findings.
- Dr. Marcelle Morrison-Bogorad associate director of the neuroscience and neuropsychology of aging program at the National Institute on Aging
- Dr. Paul Aisen professor in the departments of neurology and medicine at the Georgetown University Medical Center
- Stephen McConnell senior vice president for advocacy and public policy at the Alzheimer's Association
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