Another must-have gadget for athletic geeks; also used by hard-core athletes.

The HRM tracks your heart rate remotely from a transmitter strapped to your chest. Better HRMs download data from a work-out to a computer for further analysis. It's the only way to maximize cardiovascular benefit when training.

Y'know, if you log in, you can write something here, or contact authors directly on the site. Create a New User if you don't already have an account.