Nasal irrigation is effective for cold and flu
Tano L, Tano K. A daily nasal spray with saline prevents symptoms of rhinitis. Acta Otolaryngol. 124(9):1059-1062, 2004
“CONCLUSION: A daily nasal irrigation with saline can prevent nasal symptoms of common cold in a population of otherwise healthy adults.”
Slapak I, Skoupá J, Strnad P, Horník P. Efficacy of isotonic nasal wash (seawater) in the treatment and prevention of rhinitis in children. Arch Otolaryngol Head Neck Surg. 134(1):67-74, 2008.
“Conclusion: Children who had cold or flu performed nasal irrigation showed faster resolution of some nasal symptoms during acute illness and less frequent reappearance of rhinitis subsequently as compared to children who did not perform nasal irrigation.”
