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Fatigue: Relevance and implications in the aging population.
Elisa Zengarini1, Carmelinda Ruggiero2, Mario Ulises Pérez-Zepeda3
1Institute of Gerontology and Geriatrics, Department of Medicine, University of Perugia, Perugia, Italy; Gérontopôle, Centre Hospitalier Universitaire de Toulouse, Toulouse, France.
Fatigue is a common symptom in older adults, often linked to frailty and poor health outcomes. Further research is crucial to understand this subjective experience and develop new interventions for aging populations.
Area of Science:
- Gerontology
- Clinical Medicine
- Psychology
Background:
- Frailty is a key indicator of vulnerability in older adults.
- Fatigue is frequently cited as a characteristic of frailty but remains poorly understood.
- Fatigue is a prevalent, distressing symptom in older individuals, associated with adverse health events.
Purpose of the Study:
- To provide an overview of current knowledge on fatigue in older persons.
- To raise awareness of the clinical and research significance of fatigue in aging.
- To encourage future research into fatigue and its relationship with frailty.
Main Methods:
- Literature review and synthesis of existing research on fatigue in the elderly.
- Exploration of the challenges in operationalizing and understanding fatigue.
- Discussion of the potential pathophysiological mechanisms of fatigue.
Main Results:
- Fatigue is a subjective symptom impacting daily activities and quality of life in older adults.
- Understanding fatigue is hindered by measurement difficulties and complex underlying mechanisms.
- Fatigue may indicate depleted homeostatic reserves, mirroring frailty concepts.
Conclusions:
- Fatigue is a clinically relevant symptom in older populations, requiring further investigation.
- Research into fatigue could lead to novel interventions for frailty and age-related conditions.
- Increased awareness and research are needed to address the impact of fatigue on aging.
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