How does 'age' and 'activity' affect amount of food intake?

it depends on how active you are to how much food you should eat cuz exersizeing burns calories and food is calories. calories is for energy. Break dance. Exersize. eat at least 2500+ cals a day. Muscle weighs more than fat, don't try to loose weight, you need to do at least 1 hour of cardio and 1 hour of strength training a day. eat healthy wide varieties- fruits(3-10 serv.) and veggies(3-10serv) and only drink water 36-100 cups, meat/protein(3-10serv) dairy/calcium(3-10serv) grains/rice/carbs(3-10), multi vitamin and other needed supplements. exersize hard, sweaty, out of breath, painful, burning, get tired, if u sleep 12 hours, then exersize 3- 4 hours, if u sleep 8 hours, then exersize for 7-8 hours, shower 2-14 times, clean mouth 3-14 times, the goal is to be strong and healthy! http://www.mypyramid.gov/mypyramid/index.aspx i did the calculator, I need to eat at least 3500 cals. http://primusweb.com/fitnesspartner/jumpsite/calculat.htm http://www.bmi-calculator.net/bmr-calculator/ Buffie 5'7 waist 28 butt 44http://abagond.files.Wordpress.com/2008/01/buffie1.jpg coco 5'2 waist 22 butt 40 http://celebpulp.com/wp-content/uploads/2008/03/coco_ice_t1.jpg big strong red guy - http://www.strangesports.com/images/content/105429.jpg muscular man drawing http://www.criticalbench.com/muscles/muscular-anatomy-back.jpg flips http://www.YouTube.com/watch?v=VxMBUq1Z2eE&feature=rec-fresh Break Dancing http://www.YouTube.com/watch?v=e5sIX2sA6Fk&feature=related muscular woman drawing http://jennys-artwork.com/Images/100/144_Big_Booty-2_pony-tail.JPG