During pregnancy, your body undergoes significant hormonal changes. The increased levels of estrogen and progesterone can cause blood vessels to swell, leading to nasal congestion. Additionally, the growing uterus can put pressure on the diaphragm, causing breathing difficulties and contributing to a blocked nose.
Pregnancy rhinitis is defined as nasal congestion that lasts for six or more weeks during pregnancy, with no other signs of a respiratory infection or known allergies. It typically appears in the second trimester and can persist until delivery, though some women experience it as early as week 8. blocked nose when pregnant
Pregnancy rhinitis is primarily driven by the increase in hormones like and progesterone . These hormones: leading to nasal congestion. Additionally