In the field of oncology, nutritional status is generally considered a reflection of a patient's overall well-being. However, in certain types of cancer, nutrition takes on special importance because the disease itself can directly interfere with the ability to eat. This is precisely what happens with head and neck tumors, which affect structures essential for everyday functions such as chewing, swallowing, speaking, or even breathing.
Specialists warn that malnutrition is one of the most frequent and serious complications in these patients, and that its management must be integrated from the moment of diagnosis. In Spain, it is estimated that around 10.000 new cases of head and neck tumors are diagnosed each year, with an incidence that affects men two to four times more often than women, especially after the age of 50. Furthermore, a 30% annual increase in global incidence is projected by 2030, according to data from the Spanish Society of Medical Oncology (SEOM).
Malnutrition and sarcopenia: two sides of the same problem
The tumor's location can cause pain when swallowing, difficulty chewing, a feeling of obstruction, altered taste, or loss of appetite. Added to this are the adverse effects of treatments such as surgery, radiotherapy, or chemotherapy, which can cause mucositis (ulcers in the digestive tract), inflammation, dry mouth, and other symptoms that further hinder eating. As a result, the prevalence of malnutrition in these patients is one of the highest among all types of cancer , according to multiple international studies.
When a person stops eating properly for several weeks, they not only lose weight, but also muscle mass, strength, and functional capacity. This can affect their independence, quality of life, and even their ability to complete treatments as planned. Experts are particularly concerned about sarcopenia, the progressive loss of muscle mass and function, which, although often associated with aging, is also common in cancer patients and can occur even in those who maintain a seemingly normal weight. Scientific evidence links sarcopenia to higher rates of complications, longer hospital stays, and worse clinical outcomes , which is why a growing number of international guidelines recommend systematically assessing nutritional status from the early stages of the disease.
Dysphagia and interdisciplinary approach
Another key aspect of head and neck tumors is difficulty swallowing, known as dysphagia. This condition can compromise hydration, limit food intake, and increase the risk of respiratory complications, significantly impacting patients' daily lives. For specialists, nutritional care should be part of an interdisciplinary team that includes oncologists, surgeons, speech therapists, and psychologists . Nutrition is no longer simply a recommendation for healthy habits but becomes a concrete therapeutic intervention. Early detection of feeding difficulties allows for intervention before severe complications arise.
In this regard, patient and professional associations emphasize that nutrition remains an underestimated dimension of cancer care, despite its direct influence on clinical outcomes and patient well-being. Eating, spending time with family, and performing basic activities are key aspects that can be overlooked, but they deserve the same attention as other components of treatment.
Early nutritional intervention: an opportunity to improve outcomes
In a context where more and more people are surviving cancer or living with the disease for extended periods, specialists agree that incorporating nutritional assessment and support from early stages represents a concrete opportunity to improve clinical outcomes , reduce complications, and preserve quality of life. The main risk factors continue to be tobacco and alcohol consumption, although the relevance of human papillomavirus (HPV) infection is growing.
Nutrition in head and neck tumors is not merely an adjunct: it is a therapeutic tool that, when properly applied, can make the difference between a successful treatment and one fraught with obstacles. For this reason, a growing number of hospitals and cancer centers in Spain are integrating specialized nutrition units into their multidisciplinary teams, with the aim of providing comprehensive care that addresses both the disease and the patient's daily needs.