Older Adults’ Appetite Loss Is Often Missed in Hospitals, Study Finds—And the Solution May Be as Social as It Is Medical
A common but easily overlooked problem in older patients may be hiding in plain sight: they simply stop wanting to eat. New research based on interviews with healthcare professionals suggests that age-related appetite loss is frequently under-recognized in hospitals, where clinical teams may focus first on acute illness, weight loss or malnutrition rather than the loss of appetite itself. The consequences can be serious. Reduced food intake can accelerate dehydration, muscle wasting, frailty and loss of independence, yet the study found that professionals often lack a shared framework for identifying and treating the problem.
The qualitative study, published in European Geriatric Medicine, examined how healthcare professionals understand and manage appetite loss in older adults. Researchers from Jagiellonian University Medical College in Kraków, Poland, interviewed 11 professionals who routinely cared for people aged 65 and older. The group included physicians, dietitians, nurses, a psychologist and a physiotherapist. Their responses revealed a striking mismatch between the importance of appetite loss and the systems in place to detect it: although participants encountered the problem regularly, none reported routinely using a dedicated appetite-screening questionnaire in clinical practice.
The researchers define appetite loss as a diminished desire or drive to eat, rather than simply an inability to obtain food or physically swallow it. That distinction matters because appetite is shaped by a complex interaction of biological, psychological and environmental processes. Ageing can alter the hormonal signals that regulate hunger and satiety, while illness, gastrointestinal disorders, medication effects and polypharmacy can further disrupt eating behaviour. Reduced movement lowers energy expenditure and may weaken hunger cues. Depression, anxiety, loneliness, dementia and sensory changes can also make food less appealing. Diminished taste and smell, dental problems, dry mouth and difficulty chewing may transform familiar meals into exhausting or unpleasant experiences.
This biological complexity helps explain why appetite loss cannot be reduced to a single laboratory measurement. The professionals interviewed said they often had to listen for indirect clues, such as patients reporting that food “does not taste as good as it used to” or that they must “force themselves” to eat. Some older adults did not mention the problem spontaneously, meaning clinicians needed to ask directly. Others could not clearly communicate their experience, particularly when cognitive impairment was present. Staff described observing meals, monitoring intake over time and speaking with family members about what the patient had eaten at home. Physical signs such as muscle loss, very low body fat, dry skin or a deteriorating oral condition could offer important evidence—but by the time those changes become visible, nutritional decline may already be advanced.
The absence of routine screening is especially concerning because appetite loss appears to be considerably more common than medical records suggest. The study cites earlier work by the same research group showing that only about 13 percent of electronic medical records for hospitalized older adults contained a mention of appetite status. Yet research summarized by the authors indicates that approximately 30 percent of hospitalized older people experience appetite problems, with some studies reporting rates above 40 percent. A patient may therefore be eating poorly without the issue being formally documented, communicated between professionals or incorporated into the treatment plan. Standard malnutrition tools, such as the Nutritional Risk Screening 2002, can identify nutritional risk, but they do not necessarily capture the subjective loss of desire for food that may precede weight loss.
When professionals did identify appetite disturbances, they described a broad menu of interventions rather than a single standard treatment. The first step was often personalization: smaller portions, more energy-dense meals, modified textures and foods matched to the patient’s preferences. A large plate can be psychologically overwhelming to someone with little appetite, whereas small servings offered more frequently may seem manageable. Foods may be enriched with additional calories or protein, and consistency can be adapted for people with chewing or swallowing difficulties. Sweet, smooth foods such as yoghurt, mousses, desserts or fruit-based drinks were mentioned as appealing to some patients, although individual preferences varied widely. Oral nutritional supplements were also used to increase energy or protein intake, but professionals noted that many older patients disliked their taste. The researchers emphasize that supplements can help increase nutritional intake but should not be mistaken for proven appetite stimulants.
Medication was viewed more cautiously. Some participants said older patients frequently asked for a drug that would make them hungry, reflecting a widespread expectation that appetite loss should have a simple pharmaceutical fix. The clinicians, however, questioned whether medications produced meaningful improvements. Appetite loss may be driven by several simultaneous causes—depression, infection, medication side effects, pain, altered taste, inactivity and social isolation, for example—so treating one pathway may not resolve the overall problem. The interviews therefore point toward a broader clinical strategy: review potentially appetite-suppressing medicines, investigate underlying disease, manage oral and dental problems, address mood and cognition, and support eating through individualized nutritional care. In patients receiving enteral or parenteral nutrition, participants still stressed the value of preserving oral feeding whenever it remained safe and feasible.
The hospital environment emerged as a powerful influence on whether a patient ate. Hospital meals may be unfamiliar, poorly matched to cultural or personal preferences, visually unappealing or difficult to manage. Pureed food, while medically necessary for some patients, can lose the shape, colour and aroma that make a meal recognizable and inviting. Anxiety surrounding tests and procedures can suppress appetite, while bed rest reduces physical activity and energy demand. Some patients reportedly restricted food and fluids because they felt ashamed of needing help with toileting or basic activities. Others became socially isolated, eating alone in bed while surrounded by medical equipment and interruptions. The researchers connect these experiences to the physiology and psychology of eating: social interaction can stimulate food intake, while loneliness, anxiety and loss of independence can dampen it.
The professionals suggested that modest changes could have outsized effects, including protected mealtimes, better staffing for feeding assistance, shared dining spaces and easier access to preferred drinks and small snacks. A ward-based kitchen or safe area where family members could warm approved home-cooked food was proposed as one way to restore familiarity and pleasure to eating. Family involvement was considered especially valuable because relatives often know a patient’s usual preferences, routines and food history. Familiar dishes may trigger positive memories and make eating feel less like a medical task. However, the study also found that staff tended to involve families more readily than patients themselves in decisions about care. The authors warn that this may reflect assumptions about older adults’ cognitive abilities and argue that patients should remain active partners whenever they are able to express their preferences.
At the center of the findings is a call for coordinated action at several levels of healthcare. National systems need clearer guidance, professional education and policies that support interdisciplinary care involving physicians, nurses, dietitians, psychologists and rehabilitation specialists. Hospitals need practical procedures for screening appetite, documenting findings, protecting mealtimes and ensuring that enough staff are available to assist patients. Individual clinicians need training to recognize verbal, behavioural and physical signs of appetite loss and to treat eating as part of the patient’s overall goals, not as a minor detail secondary to medical treatment. The study is limited by its small sample, its single tertiary hospital and the fact that most participants were women; importantly, it did not interview older patients or their caregivers directly. Even so, the message is clear: appetite loss in later life is not merely a matter of being fussy or eating less. It can be an early warning signal of disease, frailty and emotional distress—and addressing it may require hospitals to treat the meal itself as part of the medicine.
Subject of Research: Management and assessment of age-related appetite loss in older adults, particularly in hospital care
Article Title: Insights towards formation of management framework for persons with age-related appetite loss: a qualitative analysis of interviews with healthcare professionals
Article References: Rudzińska, A., Kupis, R., Gryglewska, B. et al. “Insights towards formation of management framework for persons with age-related appetite loss: a qualitative analysis of interviews with healthcare professionals.” European Geriatric Medicine (2026). Original research article
Image Credits: AI Generated
DOI: 10.1007/s41999-026-01528-5
Keywords: appetite loss, older adults, geriatrics, hospital nutrition, malnutrition, interdisciplinary care, appetite screening, nutritional therapy, dementia, mealtime assistance
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