Did you just do the videos with body weight strength training or did you do with weights / machines or both? (yumyucky.com)
Body weight strength training is a very convenient way to improve absolute strength. (resistancebandtraining.com)
After years of fumbling around with trial and error methods of body weight strength programs, one day I looked in the mirror at a body that hadn't changed one bit and said, «SCREW YOU BODY WEIGHT EXERCISES! (bodyweightoverload.com)