Constipation can cause nausea due to the buildup of waste in the intestines and decreased intestinal peristalsis.
Constipation can make you nauseous because it can cause a buildup of waste in the intestines, leading to bloating and discomfort.
This can put pressure on the stomach and trigger nausea.
Additionally, constipation can cause a decrease in intestinal peristalsis, which is the movement of food through the digestive system.
This decreased movement can contribute to feelings of nausea.