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  1. Grief travels different paths

    A rare study of elderly individuals before and after the death of their spouses finds that a surprisingly large number stayed on an even emotional keel.

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  2. 19026

    Rather than early exposure to pets preventing allergies, I suspect that families who have allergies may generally tend to avoid having pets in the home because they cause physical discomfort to allergy sufferers. Terry LeeYerington, Nev.

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  3. Health & Medicine

    Pet exposure may reduce allergies

    Exposing children to cats or dogs at an early age may make them less prone to allergies later in life.

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  4. Anthropology

    Gene change hints at brain evolution

    A genetic mutation found only in humans first appeared around 2.8