A review maps how airway tissues change with aging
This review describes molecular changes across the windpipe and branching airways, including altered mucus clearance and tissue stiffness. It does not report a treatment comparison or a measured clinical benefit.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
The review brings together research on how aging affects the lining, supporting tissues, cartilage, and muscle of the airways. It describes changes connected with poorer clearance of mucus, inflammation, and altered tissue structure. This is a summary of biological processes, rather than evidence that a particular intervention prevents breathing problems in older people.
The abstract does not identify the included studies, their populations, or how their quality was assessed. It provides no numerical estimates showing the strength of links between tissue changes and respiratory outcomes.
Changes in the airway lining
The review describes reduced function of cilia, the small structures involved in moving mucus, and altered regulation of mucus proteins. Together, these changes are described as impairing the airway's ability to clear mucus.
Changes beyond the surface
The authors also discuss changes in cartilage proteins, greater cartilage stiffness, and altered airway muscle signaling. These descriptions broaden the review beyond the airway lining, but do not quantify how much each change affects breathing.
The original publication
Advances in Molecular Research of Tracheobronchial Tree Aging: A Systematic Review.
Salahoru C, Hînganu MV, Salahoru P et al.
Int J Mol Sci · 2025
- PubMed ID
- 40507938
- Record checked
AI-assisted research and writing. This explains one selected publication; it is not a complete review of everything known. Our approach.
One more question, understood.
Keep track of the research you’ve explored.