Nasal irrigation means cleaning your nose by rinsing it with a saltwater solution. It helps to remove mucus, allergens, and irritants from your nasal passages, making breathing easier and reducing congestion. Full definition
But a 2015 review concluded that, in general, the evidence on nasal irrigation comes from studies that are small and poorly designed. (businessinsider.com)
You can read more about DIY nasal irrigation here. (liveinthenow.com)
Patients who were instructed to use nasal irrigation showed improvement at 3 and 6 months, as measured by the Rhinosinusitis Disability Index. (sciencedaily.com)