1. Dietary Precautions Expectant mothers who are 3 months pregnant need to pay special attention to their diet and combine nutrition appropriately to ensure the healthy development of the fetus. Eat more foods rich in protein, iron, calcium, folic acid and other nutrients, such as lean meat, fish, milk, eggs, soy products, etc. At the same time, avoid eating cold and raw foods, foods that are too greasy, and irritating condiments. 2. Exercise When you are 3 months pregnant, moderate exercise can promote blood circulation and metabolism and enhance the body\’s resistance. But be careful to choose the one that suits your body