Photos: En route to a healthier life

In Oklahoma, Steve Vaught spreads out all 55 to 60 pounds of provisions he had been carrying on his cross-country trek to lose weight. Vaught lightened his load to about 16 pounds using high-tech gear and other techniques.

Around Halloween, Vaught lightened his core load to about 16 pounds. With gadgets added, the pack weighed about 23 pounds.

Thousands of Web community members keep track of Vaught's progress via this page on his Web site. He's made it so far to Rolla, Mo.

Though he weighed about 400 pounds when he started his trek, Vaught was once a lanky but muscular Marine. He now weighs about 320 pounds.

Steve Vaught posed for this picture in Oklahoma with Dave Wickline Jr., who is exploring and writing about Route 66.

Early pictures from TheFatManWalking.com show Steve Vaught before his started his trek, walking on Route 66 and posing with his family before he left.