1) imagine a graph of muscle gains against time, the graph would be exponential which basically means the gains keep slowing down until there is barely any at all.
2) genetics comes into play a lot...
well it depends, on what your current bodyfat is and what your goal bodyfat is. Dont go too much into a calorie deficit if any, you only want to be aiming to loose about 2lbs of bodyWEIGHT a week,...
push your chest out and have a slight arch in your back, whilst your shoulders are pushed back against the bench, so that your chest is in a higher position than your shoulders. It wont happen...
better for what? for bodybuilding purposes squat atg if possible, the longer range of motion, the more muscle fibres you will hit. For powerlifting always perform full squats as well coz thats what...
you will always bounce back to your biggest and strongest much faster than how you originally got there. Starting at the bottom of the ladder again will suck but once your back up you will be glad...