Time (via Largehearted Boy):

Sometimes you need an extra push to hit the pavement or treadmill — or to make it through that last grueling mile of training — and the key may simply be loading right songs on your iPod, according to Dr. Costas Karageorghis, author of Inside Sport Psychology and a leading expert on the psychophysical and ergogenic effects of music at Brunel University, in London.

Music has specific motivational qualities that can make you work harder and faster, even when you feel spent.

Click Here