The food is prone to miscarriage: 1, crab: it tastes delicious, but its cold nature, has the function of activating blood stasis, so it is not good for pregnant women, especially the crab claw, has obvious abortifacient effect. 2, turtle: although it has the effect of nourishing Yin and kidney, but the turtle is salty and cold in nature, has a strong blood circulation, dispersing blood stasis, so there is a certain abortion, especially the turtle nail abortion power is stronger than the turtle meat. 3, barley: is a kind of medicine and food, Chinese medicine that its quality is slippery. The pharmacological experiment proved that barley has an excitatory effect on the smooth muscle of the uterus, which can prompt the uterus to contract, thus inducing the possibility of miscarriage. 4. Amaranth: It is both an herb and a vegetable, and its medicinal properties are cold and smooth. Experiments have shown that amaranth juice has a significant excitatory effect on the uterus, which can increase the number and intensity of contractions and cause miscarriage.