What are the risks of gaining too much weight in the first trimester?

Too heavy: Most weight is gained in the last part of preg. In fact most pts. Gain little or no wt in 1st trimester. Any early gain adds to the total. Excess gain, in total increases risks of gestational diabetes, large infants with difficult deliveries, possible increase childhood obesity and may permanently alter mothers metabolic rate, the wrong direction.

See below: Women who gain too much weight during pregnancy tend to have newborns with a high amount of body fat, regardless of the mother's weight before pregnancy, f your pre-pregnancy weight was in the healthy range for your height (a bmi of 18.5 to 24.9), you should gain between 25 and 35 pounds, gaining 1 to 5 pounds in the first trimester and about 1 pound per week for the rest of your pregnancy.Studies.