A sudden decrease in regular contractions may be false contractions and require rest. If regular contractions, redness and dilatation occur, you need to go to the hospital promptly. If the regular contractions suddenly disappear, you may not really enter labor, and the regular contractions may be false contractions. At this time, the pregnant woman can lie down and rest to preserve her strength and wait for the arrival of labor. At the same time, you can eat some high-energy food, such as glucose, chocolate, etc. These foods can provide energy for the body to prepare for the later stage of labor. If there are symptoms such as regular contractions, redness, and the feeling of descending fetus, you need to go to the hospital in time, as it may be a sign of labor. You can choose the mode of delivery under the guidance of the doctor, taking into account the physical condition and wishes of the pregnant woman.