From the category archives:

Equipment

For want of a cell, an ankle was twisted.

by Kirk Mahoney, Ph.D. on December 13, 2009

Remember when running or walking was cheap?

by Kirk Mahoney, Ph.D. on December 4, 2009

Treadmill walking at work

by Kirk Mahoney, Ph.D. on September 21, 2009

Treasure your ability to run or walk.

by Kirk Mahoney, Ph.D. on September 14, 2009

Running or walking with the iPhone 3G S

by Kirk Mahoney, Ph.D. on June 27, 2009