A stuffy nose can make it more difficult to feed babies.1 For adults and children, stuffy noses are not known to cause anything more serious than discomfort and trouble sleeping.1 While blowing your nose is relatively safe, blowing too hard can lead to other problems, like nose bleeds, popping ears and painful ear infections.3 Nose bleeds are caused when a vessel is exposed to dry air and you add pressure to it by blowing your nose.3 Ear infections are rarely caused by nose blowing, but swelling in the nose causes the connection between the ear and the nose to shut.3 Blowing your nose frequently can also cause redness in the area surrounding your nose, especially if you aren’t using soft, clean tissues. A dry and sore throat can also be caused from a stuffy nose. Breathing from your nose helps keep moisture in your mouth and throat, but nasal passages that are not clear can make it difficult to breathe from your nose.4 A stuffy nose can make you breathe from your mouth, which can lead to sore throat pain.4