THE cough reflex is a natural defence mechanism that acts to protect the respiratory tract, reminds SFI Health.
Viral infections, such as the common cold or the flu, are by far the most common causes of cough1.
Activated when receptors in the upper airways are activated by triggers or irritants, the cough reflex is linked to two types of nerve pathways involving different receptors: the mechano-sensitive receptors found primarily in the larynx and chemo-sensitive receptors found in the distal airways.
Coughs are one of the most frequent reasons people seek medical advice, and duration is an important part of diagnostic assessment.
The above article was sent to subscribers in Pharmacy Daily's issue from 24 May 23
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