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In severat studies of aging in beagles, we have found that a diet rich in antioxidants that includes vitamins E and C, and importantly, fruits and vegetables, can lead to wonderful benefits in learning and memory ability that can be maintained for years

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Some lab initially began studying beagles in early 1990s as there was interest in developing a drug to treat "dog dementia"  based on pet owners observations of changes in behavior in their older dog

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There are many reports of how our lifestyle can be good or bad for again

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some changes, is in the blood vessels of brain, the accumulation of damaged proteins and losses in cells, and chemicals that support cells in the brain. These changes may be modified by lifestyle factors.

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When aged dogs show cognitive changes not caused by other systemic illnesses, they are related to brain changes that are strikingly similar to people.

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When an older dog has cognitive problems, we may see them as changes in behavior that can be disruptive to the relationship between owners and pets

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as dogs get older, some develop learning and memory problems, much like we do

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There are several dogs that naturally develop human - like brain changes that look much like Alzheimer's disease