I am a male that is 5'7" and i currently weigh 250 lbs and i am trying to join the military and i need to lose 40 more pounds to go on to meps so i can start basic training and i want to get it all started soon can anyone give me any advice i walk around 10 miles a day where i work and i lift around 50-75 lbs a day while i am at work and i don't eat breakfast or anything while i am at work and i drink nothing but water at work but when i am at home i drink a lot of sweet tea and a few cokes and i eat two times a day but i eat small portions and my metabolism is slow what can i do to speed it up so i melt the weight off