Level 1: Causes of colds and fever in pregnant women. Pregnant women are susceptible to cold viruses due to their weakened immunity, leading to fever and other symptoms. In addition, changes in hormonal levels during pregnancy can also affect immune function. Level 2: How to deal with colds and fevers in pregnant women. First of all, pregnant women should seek medical treatment in time and take medicines as directed by the doctor. At the same time, symptoms can be relieved by drinking more water, getting more rest, and maintaining indoor air circulation. Level 2