Pregnant women washing clothes with stomach pain may be a normal physiological phenomenon, or it may be caused by preeclampsia or gastrointestinal diseases. 1. Normal physiological phenomenon: If the temperature of the water used for washing clothes is too low during the process of washing clothes, it may cause stimulation to the pregnant woman, causing uterine contraction and abdominal pain symptoms. 2. Pre-eclampsia: Pregnant women who experience abdominal pain during the laundry process, if accompanied by a small amount of vaginal bleeding, may be a sign of pre-eclampsia, and need to consult a doctor in time. 3. Gastrointestinal disorders: If a pregnant woman has gastrointestinal disorders, such as gastritis, gastric ulcer or dyspepsia, she may also experience abdominal pain. Especially when washing clothes, if the water temperature is too low, it may aggravate the symptoms of abdominal pain in pregnant women. Pregnant women who experience abdominal pain during laundry may also have other causes, so it is recommended to stop washing clothes and take proper rest, and if the symptoms are not relieved or accompanied by symptoms such as vaginal bleeding, it is recommended to go to the hospital in time.