What I've noticed is one of the main reasons for lack of progress in the gym is that most people are not performing their reps and sets to challenge their body enough. (stomachfatisugly.net)
We have made lot of progress in innovations designed to address this problem, but we are still a long way from 100 % access for this group. (courtroom5.com)
I don't see any genuine signs of progress on that front that bring us in line with science - based targets. (dotearth.blogs.nytimes.com)