Myself, I'd recommend diet changes AND doing at least 30 min (building up to 1 hour) of aerobic exercise daily.
If you can do that 5+ times per week, you should be able to accomplish your goal.
do you drink pop?
if so STOP
i lost about 7 pounds in 2 weeks... not doing anything else but not drinking pop
GYM dude, its best optionHow much can I lose in a month?