Ready to head-butt your Mac from the onslaught of everyday annoyances? Use it for something better: emWave is a handy stress reducer just released in a Mac version that charts your heart rate and ...

Stress can cause frustration, anxiety, poor performance, anger, worry, depression, and fatigue. The emWave Mac Stress Relief System, developed by the Institute of HeartMath, is a real-time biofeedback ...