Alright i was 170 with good arms and back and shoulders and chest very active all day with sports and running in the morning b4 work. I'm 17 and dont have a lot of fat to lose thats why it is probably hard, but after 5 weeks weight loss fianlly started to kick in i went from 170 to 162 but i dont think i've been able to notice any differnece in the abs....i'm 5'10 so if any1 can help i'd appreciate it