i am now well into my first course of hgh and have just bumped the dose to 6iu 5/2. however i have noticed that i have started to lose some definition esprcialy around my abs. am i retaining water, how do you know if you are suffering from water retention, i dont know as i have never taken any other substances and am a little bit woried. diet and training have remained the same and am still making weight gains in the gym.