The instrument is known as MOXIE (Mars Oxygen In-Situ Resources Utilization Experiment). It will pull carbon dioxide from the thin Martian atmosphere, which is composed of about 96 percent CO2, and turn it into pure oxygen and carbon monoxide, said Michael Hecht of MIT, the instrument's principal investigator.
So after about 13 weeks of pregnancy, a slow and steady gain produces the best outcome for you and your baby. See your chart below. No, you wonât become heavier if you gain within the guidelines for overweight of 15 to 25 pounds during pregnancy.
Weight Gain During Pregnancy. The amount of weight you should gain during pregnancy depends on your pre-pregnancy weight. The best way to start a pregnancy is to be at a healthy weight. Gaining a healthy amount of weight, based on your weight before pregnancy, will help you have a more comfortable pregnancy and delivery.