Falls represent one of the main causes of loss of independence in the older population and result from the interaction of physical, clinical, cognitive, behavioral, and environmental factors. This thesis analyzes the available evidence on the use of physical exercise for fall prevention in community-dwelling older adults, with particular attention to the types of intervention, exercise dose, delivery methods, supervision, adherence, and safety. The thesis was developed through a narrative and critical review of the literature, considering systematic reviews, meta-analyses, international guidelines, and experimental studies. The evidence examined indicates that structured physical exercise can reduce falls, especially when it includes balance exercises and functional activities, often combined with muscle strengthening. Tai Chi shows favorable results, whereas the effectiveness of resistance training alone or walking alone is less clearly established. Overall exercise dose, progression of difficulty, personalization, and adherence appear to influence the effectiveness of interventions; however, no universally validated minimum effective dose has emerged. It is also essential to distinguish improvements in functional tests from an actual reduction in falls, as these two outcomes do not always coincide. Based on the evidence analyzed, a possible organization of an exercise program is finally proposed, intended as a reasoned application of the literature rather than as a clinically validated protocol.
Le cadute rappresentano una delle principali cause di perdita di autonomia nella popolazione anziana e derivano dall’interazione di fattori fisici, clinici, cognitivi, comportamentali e ambientali. Il presente lavoro analizza le evidenze disponibili sull’impiego dell’esercizio fisico nella prevenzione delle cadute nelle persone anziane che vivono in comunità, con particolare attenzione alle tipologie di intervento, alla dose, alle modalità di somministrazione, alla supervisione, all’aderenza e alla sicurezza. La tesi è stata sviluppata attraverso una revisione narrativa e critica della letteratura, considerando revisioni sistematiche, metanalisi, linee guida internazionali e studi sperimentali. Le evidenze esaminate indicano che l’esercizio fisico strutturato può ridurre le cadute, soprattutto quando comprende esercizi di equilibrio e attività funzionali, spesso associati al potenziamento muscolare. Il Tai Chi mostra risultati favorevoli, mentre l’efficacia del solo allenamento contro resistenza o del solo cammino risulta meno definita. La dose complessiva, la progressione della difficoltà, la personalizzazione e l’aderenza sembrano influenzare l’efficacia degli interventi; tuttavia, non emerge una dose minima universalmente validata. È inoltre fondamentale distinguere i miglioramenti nei test funzionali dalla reale riduzione delle cadute, poiché i due esiti non sempre coincidono. Sulla base delle evidenze analizzate viene infine proposta una possibile organizzazione del programma di esercizio, intesa come applicazione ragionata della letteratura e non come protocollo clinicamente validato.
Cadute e invecchiamento: fattori di rischio, conseguenze e interventi preventivi
TEDESCO, FRANCESCO
2025/2026
Abstract
Falls represent one of the main causes of loss of independence in the older population and result from the interaction of physical, clinical, cognitive, behavioral, and environmental factors. This thesis analyzes the available evidence on the use of physical exercise for fall prevention in community-dwelling older adults, with particular attention to the types of intervention, exercise dose, delivery methods, supervision, adherence, and safety. The thesis was developed through a narrative and critical review of the literature, considering systematic reviews, meta-analyses, international guidelines, and experimental studies. The evidence examined indicates that structured physical exercise can reduce falls, especially when it includes balance exercises and functional activities, often combined with muscle strengthening. Tai Chi shows favorable results, whereas the effectiveness of resistance training alone or walking alone is less clearly established. Overall exercise dose, progression of difficulty, personalization, and adherence appear to influence the effectiveness of interventions; however, no universally validated minimum effective dose has emerged. It is also essential to distinguish improvements in functional tests from an actual reduction in falls, as these two outcomes do not always coincide. Based on the evidence analyzed, a possible organization of an exercise program is finally proposed, intended as a reasoned application of the literature rather than as a clinically validated protocol.| File | Dimensione | Formato | |
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https://hdl.handle.net/20.500.12608/115486