Important - we don't eat cows. We eat steer. Cows have been bred over the decades and centuries to give birth and milk, not to yield meat. That's important, because some cows are heavier than their steer counterparts (Holsteins, for example).
Naturally induced miscarriage is the act of using a combination of herbs, vitamins, massage, visualization and prayer to cause the body to miscarry or abort a fetus without mechanical or surgical intervention. The body itself is induced to expel the fetus.
Call your practitioner if you have signs of a miscarriage. If you have severe pain or heavy bleeding, you need to be seen immediately. Preterm labor. You're in preterm labor (also known as premature labor) if you start to have contractions that efface or dilate your cervix before 37 weeks of pregnancy.