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Regaining Control: Techniques to Calm the Nervous System

When stressed, the sympathetic nervous system triggers involuntary fight-or-flight responses. Scientists are exploring methods to help individuals regain control and activate the calming parasympathetic nervous system.

While deep breathing is a common self-soothing technique, research supports other practices like humming, skin tapping, and cold-water immersion for nervous system regulation. These methods aim to shift the body out of stress mode and into a relaxed state, potentially offering health benefits by mitigating the long-term effects of an overactive stress response.

Stimulating the vagus nerve is key to activating the parasympathetic nervous system. Breathing exercises can achieve this, as can cold therapy. A 2022 study showed that a facial cooling mask, mimicking cold-water immersion, helped participants' stress hormone levels spike less and return to normal faster during a stressful task.

Humming and skin tapping also appear to engage the parasympathetic nervous system. Slow breathing combined with humming has been shown to increase heart rate variability, an indicator of a well-regulated nervous system. Tapping may send signals to the brain to activate the parasympathetic system, potentially lowering stress hormones, heart rate, and blood pressure.

While many viral nervous system regulation techniques have some supporting pilot studies, it's difficult to identify a single best method. The focus should be on consistent practice rather than the specific technique chosen.

Many of these practices, such as chanting and humming, have roots in ancient spiritual traditions, with modern science now beginning to validate their effectiveness.

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