Being pregnant is hard work — even metabolically, study shows
It takes a lot of calories to be pregnant — and fewer of the calories are going to the fetus than previously thought, according to a new study.
![Being pregnant is hard work — even metabolically, study shows](https://www.ctvnews.ca/polopoly_fs/1.6902608.1716845674!/httpImage/image.jpg_gen/derivatives/landscape_800/image.jpg?#)
It takes a lot of calories to be pregnant — and fewer of the calories are going to the fetus than previously thought, according to a new study.