Nutritional Guidelines for Adults with Head and Neck Cancer: What We Can Learn From Them

Introduction

A recent study by Kiss et al., published in JPEN. Journal of Parenteral and Enteral Nutrition, introduces new nutritional guidelines for adults with head and neck cancer. This patient group faces particular challenges: swallowing difficulties, weight loss, and malnutrition are common consequences of the disease and its treatment. The guidelines from the American Society for Parenteral and Enteral Nutrition (ASPEN) offer well-founded recommendations to stabilize nutritional status and improve quality of life. But what do these findings mean beyond this specific target group? We connect the results with Jürg Hösli's psychophysiological interaction model and show how nutrition acts as a key to balancing body and mind.

Key Points of the Study

The authors – including Kiss N, Findlay M, and other experts – emphasize the following aspects:

• Individualized Nutrition: Each patient requires a tailored plan, based on symptoms, treatment phase, and personal needs.
• Early Intervention: Nutritional counseling should begin at diagnosis to prevent malnutrition.
• Multidisciplinary Care: Nutrition professionals, speech therapists, and psychologists should collaborate to minimize physical and psychological burdens.
• Specific Nutrient Needs: A high demand for proteins and calories is highlighted, often supplemented by enteral nutrition (e.g., via feeding tubes).

The study impressively demonstrates that nutrition goes far beyond mere calorie intake – it is a central lever for physical and mental resilience.

Connection to the Psychophysiological Interaction Model

Jürg Hösli's psychophysiological interaction model focuses on the connection between psyche, body, nutrition, and performance. The nutritional guidelines for head and neck cancer patients underscore this approach: malnutrition and the burden of illness and therapy often activate the sympathetic nervous system ("fight-or-flight mode") of the autonomic nervous system, while the parasympathetic nervous system ("rest-and-digest mode") is suppressed. This leads to disturbed stress processing, elevated cortisol levels, and impaired energy metabolism. Targeted nutrition can counteract this by not only supplying the body with energy but also supporting vegetative balance – for example, through anti-inflammatory nutrients or stable blood sugar regulation.

Furthermore, the psychological component plays a role: a cancer diagnosis is a massive stressor. According to Hösli, psychological predispositions, such as how stress is managed, influence metabolism. Supportive nutrition, combined with psychological care, can help relieve the cortisol axis and s