Winter Health: Congestion
Congestion
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Congestion
A blocked nose can be caused by a cold or flu. In the summer months, an allergy to pollen (hayfever) can also cause congestion. Customers may think that a blocked nose is caused by too much mucus in the nasal passage, but actually, it is due to swollen, inflamed blood vessels.3
Play the animation below to see what happens.
Don’t worry, you can come back and finish the assessment in your own time.
