What Causes Pregnancy Rhinitis ((link)) Jun 2026

The primary driver of pregnancy rhinitis is the surge in reproductive hormones.

By the third trimester, a pregnant woman’s total blood volume increases by nearly 50%. This systemic increase puts more pressure on the microvasculature of the nasal mucosa, causing the tissue to engorge and swell, which physically narrows the nasal passages. what causes pregnancy rhinitis

Although the exact physiological "trigger" is still being studied, medical experts believe several systemic changes during pregnancy combine to cause this congestion. 1. Hormonal Fluctuations The primary driver of pregnancy rhinitis is the

The primary theory behind pregnancy rhinitis is the role of hormonal changes during pregnancy. The increase in estrogen levels during pregnancy leads to: what causes pregnancy rhinitis

While there is no cure for pregnancy rhinitis, various management and treatment options can alleviate symptoms: