Week 4

The Numbers:

Height: 5'6

Weight: 123

Waist (measured at the belly button): 28' 1/4

Thighs: 19' 1/4

Arms: 11'

Track her progress: The Experiment, Day 1, Week 1, Week 2, Week 3, Week 4, Day 30

About the Author:

Sam Y. is a Personal Trainer, Coach, Performane Enhancement Specialist, Corrective Enhancement Specialist, and holds multiple certifications. He is also an avid Martial Artist, training in Brazilian Jiu Jitsu, Kickboxing, Boxing, and MMA. He is also the author of the popular fitness blog All Out Effort as well as the popular martial arts blog Inner BJJ. You can find him in the Los Angeles area personal training his clients, or at home annoying his wife, or on Facebook at his personal fitness page.