Charlie looked back to the others and seen how slow they was being and shook his head, and kept working out intensely, he started to notice a lot more aspects about his body that he didn't before. He didn't seem to feel pain same way, pain faded within seconds with his game body, and if he got tired after a few minutes rest he was already back to full strength. So he decided to go all out, he didn't seem to sweat which was a bonus, though he could get out of breath. He knew he could increases his str by intense physical weight training.