Zar may refer to: 1  Zar, Armenia, a town in the Kotayk Province.  Zar, Azerbaijan, a village in the Kalbajar Rayon currently controlled by the Nagorno-Karabakh Republic.
If you're carrying more than one baby, chances are good you'll deliver early. Twins are usually born around 36 weeks -- four weeks early. Triplets arrive at about 33 weeks, and quads often make their debut at 31 weeks.
And here are the guidelines for weight gain during pregnancy with twins, based on the mother's prepregnancy BMI: 1  Normal weight: Gain 37-54 pounds. 2  Overweight: Gain 31-50 pounds. 3  Obese: Gain 25-42 pounds.