September 3, 2025
Where Biology Meets Recovery: Tools for Whole-Person Healing
Discover how infrared saunas, cold plunges, IV vitamin therapy, recreation, and nature-based approaches support the nervous system, reduce stress, and strengthen long-term addiction recovery.
The biological realm of addictions treatment focuses on supporting the body so that healing can take place from the inside out. Within the broader bio-psycho-social model, the “bio” component addresses the physical and physiological systems that influence mood, energy, stress levels, and overall wellbeing. When the body is regulated and nourished, individuals are better able to engage in therapy, connect with peers, and sustain long-term recovery. At the Healing Institute we incorporate science-backed wellness practices, such as infrared saunas, cold plunges, IV vitamin therapy, recreational therapy, and nature-based approaches, to strengthen the body’s ability to heal and adapt.
Infrared saunas are often used to gently elevate the body’s temperature, improving circulation and supporting detoxification. Research shows that infrared heat can reduce inflammation, ease muscle tension, and activate the parasympathetic nervous system, which helps calm the body and settle the mind. In contrast, cold plunges create a short, controlled stress response that stimulates the nervous system in a beneficial way. Cold-water immersion has been linked to increased norepinephrine (a neurotransmitter that boosts focus and mood), reduced cortisol levels, improved circulation, and enhanced vagal tone, an indicator of strong emotional resilience and stress regulation.
IV vitamin therapy is another bio intervention that supports cellular health by delivering nutrients directly into the bloodstream. This allows faster absorption and can help restore energy, support immune function, reduce oxidative stress, and rehydrate the body, especially important for individuals who may be depleted when entering treatment. Recreational therapy adds another layer of biological and psychological benefit by incorporating movement, creativity, and structured activity. Exercise and play help release endorphins, support neuroplasticity, reduce symptoms of anxiety and depression, and promote healthy coping skills. At the same time, nature-based therapy practices provide a grounding, calming effect on the body. Time spent outdoors has been shown to lower cortisol, improve attention, increase serotonin levels, and enhance heart-rate variability, all indicators of improved nervous system balance.
Together, these bio-focused practices create a strong physical foundation that supports the psychological and social aspects of treatment. While therapy and emotional work are essential, they become even more effective when the body is regulated and functioning well. By integrating scientifically supported biological interventions, our treatment program helps individuals feel more centered, calm, and capable, allowing deeper healing to take place across all areas of life.
Jeff Saunders, MA
Executive Director, The Healing Institute
