But using nasal decongestant sprays could make your ... "The problem is that once the spray wears off, the blood floods back into your nose and the congestion comes back much harder and much ...

Here’s what you need to know about nasal spray dependency, the symptoms to watch out for, and how to manage withdrawal. When congestion sets in, the cause is typically inflammation in the nasal ...

Vaccines delivered through a spray into the nose could offer better protection and fewer side effects than traditional vaccine shots in the arm. There's a lot of research and testing of these ...