your legs have to adapt to the circumstances after your break again. i guess they hurt just as much after your training session? when did you start to play again?
i guess you dont eat enough calories and especially proteins as you say that you dont gain muscles. its "easy" to gain muscle mass if you dont eat clean (bulk), which you do, but in the end the daily...
You shouldn't go too deep into training- and workoutscience so far. your body takes some months, obviously at the beginning, to adapt to your new circumstances. focus on perfect technique as you...
First of all, congratulation on your weightloss. well done!
Tell us some more information about you. How did you get slim? Diet, Sports?
Obviously you have to thighten the skin around your chest....