Conclusion: "The Aging Brain: Through Many Ages" explores ways brains fail---and why some don't---in later life. The hour also surveys encouraging developments in treating stroke patients and people with Alzheimer's. Encouraging to neuroscientists as well is evidence that "the brain is not a fixed machine for which there are no replacement parts," says Dennis Selcoe of the Harvard Medical School. One key: exercise, both mental and physical. Another, as nonogenarian poet Stanley Kunitz puts it: "Desire! Desire! Desire!"
brain, neurology, human-body [anatomy], aging, Alzheimer's-Disease, Parkinson's-disease, stroke [medical], wisdom