In their search for relief, many sinus sufferers have turned to nasal saline irrigation, a therapy that USES a salt and water solution to flush out the nasalcavity.
The drink may chill the air in your sinuses and cause the blood vessels in the nasalcavity near your forehead to constrict, creating pain similar to a migraine.
一类是认为饮料冷冻了你鼻窦内的空气，导致你前额附近的鼻腔血管收缩，产生了类似于偏头痛的感觉。
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The swab test, which involves taking a mucus sample from the nasalcavity, can distinguish between swine flu (H1N1), A and B strains of the virus.