Study: Negativity corrupts the heart

Your level of pessimism is easily measurable—and could be another factor in determining your risk of dying.

Boost your diet by stepping on the scale

Routinely checking weight enhances dieters' confidence to resist food temptations.

8 easy ways to bring your workout to work

Each burst of activity can reduce stress and boost your mood, exercise expert says.

Go ahead, cry if you want to!

You'll sadden at first, but ultimately your mood will improve.

Hormone therapy doesn’t help memory

Researchers did see mood improvement in women on oral treatment.

Heart valve repair could improve mood

Researchers find procedure leads to quality of life improvements and reduced depression and anxiety.