When walking on a treadmill, people typically hit the tread in a "heel-to-toe pattern" and work the hamstring muscles on the back of the thigh, he explains. Whereas on a stair climber, "the pressure ...

Nestled in the redwood forests of Santa Cruz, California, there’s a place where the laws of physics seem to take a vacation. Welcome to the Santa Cruz Mystery Spot, where water flows uphill, people ...