Depression and heart disease are intimately related in a reciprocal manner. Untreated depression is an independent risk ...

A major study links long-term air pollution, especially sulfur dioxide, to higher depression risk, urging stronger pollution ...

A new study finds poor air quality is linked to a heightened risk for depression. Depression is a classified as a mood ...

Nitrous oxide-better known as "laughing gas"-can potentially transform treatment for tough-to-beat depression.