| Term | congestion |
| Alternate Terms | nasal congestion; chest congestion; stuffy nose |
| Definition | Congestion refers to the accumulation of mucus or fluid in nasal passages or lungs often from inflammation or infection. It arises in conventional views from colds or allergies while herbal and TCM traditions link it to phlegm excess or qi blockage. |
| Category | respiratory health |
| Context | Frequently seen in acute infections allergies or environmental irritants across healing systems. |
| Etymology | From Latin congestio meaning accumulation or heap. |
| Examples | sinus blockage; post-nasal drip; bronchial tightness |
| Related Terms | sinusitis; rhinitis; phlegm; expectorant |
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