Van Daff loves to see people who have lost a significant amount of weight become trainers.

CNN: Mom's last words inspire 85-pound loss

Personal training is a booming job field, says academy spokesman David Van Daff.

CNN: Mom's last words inspire 85-pound loss

Personal trainers provide clients with programs to achieve their goals, Van Daff says, whether that's weight loss, muscle building or overall fitness.

CNN: Mom's last words inspire 85-pound loss