Please help me understand

ccdo

i have no problem eatin at all and im jsut wondering at first i started at 1200 and now i had to increase it to 1600 im just wondering why is this happening is it cause of my muscle im gaining or something else? i dont want to loose weight at all just to gain muscle thats all thanks everyone :flowerforyou:

oh ye and another thing this week im loosin alot of fat and i eat all my excercise calories so the reason for this must be muscle is it ?