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Max Armstrong asks if smartphones are making us dumber. (audio)

The typical owner of a smartphone may use it 80 times a day. Just as many of us suggested, ability to focus being impaired by focus on device. Harder to concentrate if you hear phone ring and unable to answer it. Blood pressure spikes, problem solving skills decline if hear phone ring, but unable to answer it. More rely on phone, more cognitive ability suffers in students.

Older dairy farmers may struggle with joint pain from all those years of tending the cows. It appears they may have health advantages. Dairy farmers have more diverse bacteria. They may be better protected from allergies. The initial study was done in central Wisconsin. One researcher said more study needed.

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