 [ Symptoms ] my girl n i had protected sex late in the middle of her cycle last p was aug 8 or so could she be pregnant or missed p  4 days after sex she told me she had a little bit of spotting could it be inplantation spotting  we have always used protection [ Disease ] calories count throughout pregnancy until the fourth trimester or three months after giving birth because your body needs good nutrition for the growth of the baby six weeks after the baby is born you can start curbing a few hundred calories a day consult [the u s department of agriculture is web site] mypyramid gov to determine the right number of calories for you and shave up to 500 calories making sure to get a minimum of 1 600 calories per day  you need balanced meals at least three to four times a day for your stamina and energy stock your kitchen with healthy foods so junk food sweet temptations and your trigger foods will not derail your healthy diet cut back on extra fats and oils where calories can creep up snack on fruits vegetables lean protein and high fiber foods that will help fill you up without filling you out drink plenty of water and nutritious beverages but be careful of alcohol calories that can add up quickly