Mirror is the latest fitness craze. It’s a unique exercise apparatus that allows you to focus on your reflection and the instructor at the same time. It's like having the best spot in the class with ...

WASHINGTON — Mirrors are as common as paint on the walls of health clubs, but what is so inspiring about watching yourself gasping and drenched in sweat? For exercise novices, not much, according to ...

Rear-view mirrors are important safety tools, but [Mike Kelly] observed that cyclists (himself included) faced hurdles to using them effectively. His solution? A helmet-mounted dual-mirror system he’s ...