1. Can pregnant women drink carbonated drinks? The issue of pregnant women drinking carbonated drinks has always been a concern. Carbonated drinks contain sugar and other ingredients that may affect the fetus if consumed in excess. Therefore, pregnant women should carefully choose whether to drink carbonated drinks. 2. What are the effects of drinking carbonated drinks on the fetus? Excessive intake of carbonated drinks may lead to weight gain, diabetes, high blood pressure and other problems in pregnant women, which can have adverse effects on the fetus. In addition, carbonated drinks