Which physiological changes can pregnancy cause that affect sleep?

During pregnancy, a variety of physiological changes occur that can significantly impact sleep patterns and overall sleep quality. Weight gain is one of the most notable changes, as the body requires additional energy and resources to support the developing fetus. This increase in weight can lead to physical discomfort, especially in later stages of pregnancy, which may contribute to difficulties in finding a comfortable sleeping position.

Additionally, respiratory problems are common during pregnancy due to hormonal changes that affect the respiratory system, as well as the physical compression of the diaphragm by the growing uterus. This can lead to issues such as sleep apnea, shortness of breath, and an overall sense of breathlessness during the night, further disrupting sleep.

These combined factors make it clear why weight gain and respiratory problems can profoundly affect sleep quality during pregnancy. Understanding these physiological changes helps in managing sleep issues that may arise during this period, promoting healthier sleep patterns and better overall well-being for expectant mothers.