ok im a newb. im 42 and i believe im suffering from low test. im overweight and just tired all the time. i get the cloudy head and have low sex drive. cant seem to maintain a good long lasting erection. been suffering with all this for like 5 years. i was recently talked into taking something called mass stack its (TEST E 250MG, EQ 200 MG, AND MASTERONE 50MG one injection a week.) im wanting to work out and work out hard. i have all my own equipment ive just been lacking the energy and the drive and focus. im a newb so need all the help i can get, advice welcome.