Principle Description A large amount of photons are injected into the blood by illuminating the nasal cavity or acupoint at a wavelength of 650 nm.Activate blood cells, speed up blood circulation of capillaries in the mucosa, increase the amount of lysin secreted and the phagocytic ability of phagocytic cells. Improve blood flow, repair the "mucosal blanket" composed of nasal mucosa and nasal cilia, metabolism, detoxification and other immune functions. Application: Allergic rhinitis, acute rhinitis, chronic rhinitis, sinusitis, atrophic rhinitis, turbinate hypertrophy and other kinds of rhinitis patients and otitis media,sudden deafness, vertigo diabetes, ischemic cardiovascular and cerebrovascular disease Hyperviscosity, hyperlipemia, hypertension