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[233] [234] Airway clearance techniques (ACTs), such as postural drainage, percussion/vibration, autogenic drainage, hand-held positive expiratory pressure (PEP) devices and other mechanical devices, may reduce the need for increased ventilatory assistance, the duration of ventilatory assistance and the length of hospital stay in people with acute COPD

These products are linked to vaping-related deaths, but Ribisl says there is not much action by federal authorities to combat this

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Tobacco smoke disrupts gut microbiota homeostasis driving metabolic dysfunction and multi-organ pathologies through inflammatory-metabolic axis dysregulation Tobacco smoke exposure disrupts gut microbial homeostasis, triggering metabolic dysregulation and systemic pathologies, including weight loss, cardiovascular disease, diabetes mellitus, and hepatic dysfunction through microbiota-derived inflammatory mediators and metabolite imbalances