Kardena Health Magazine – Issue 2 – Understanding and Supporting the Vagus Nerve

Understanding and Supporting the Vagus Nerve

This issue includes:

• Main topic: The vagus nerve as the “calming nerve” – explained in a clear and easy-to-understand way
• How the vagus nerve influences heart rate, breathing, digestion, sleep, and stress regulation
• Signs of a weakened vagus nerve (restlessness, sleep problems, digestion issues, irregular pulse)
• Everyday tip: Nasal breathing – why it helps calm the heart and nervous system
• Practical exercise: The calming 3–3–6 breathing technique, explained step by step
• Mini challenge: “7 Days of Inner Balance” with simple daily tasks
• Quick knowledge: Short facts about the vagus nerve, movement, and HRV
• Product insights: How Kardena devices (e.g. CARE Pro 4 Plus, CARE Air 3, CARE Life rings) can help make HRV trends visible

Why this issue matters:

• Especially from the age of 60 onwards, managing stress and finding inner calm becomes increasingly important
• The vagus nerve is a key factor in recovery, sleep quality, and overall resilience
• All content is explained in a simple, practical way – without medical jargon
• The exercises can be done at home, while walking, or seated – no equipment required
• Ideal for observing personal values (such as HRV) more consciously and better understanding changes over time

Product details:

• PDF format – available for instant download after purchase
• Multi-page magazine with a clear, easy-to-read layout
• No subscription required – single issue (Issue 2)
• Suitable for reading on a tablet, laptop, or for printing
• Created for customers of the Kardena brand as a valuable addition to personal health awareness

💡 Tip:

Feel free to combine the exercises in this issue with your Kardena devices. For example, you can observe how calm breathing, short walks, or the 7-day challenge positively influence your relaxation indicators and overall well-being. This magazine also makes a thoughtful gift for family members who want a gentle introduction to the topic of “inner calm in everyday life.”

What is the vagus nerve and why is it important?

The vagus nerve is one of the most important nerves in the human body and is part of the parasympathetic nervous system. It plays a crucial role in regulating various bodily functions such as heart rate, digestion, and relaxation. Many people are unaware that the vagus nerve also serves as a vital connection between the brain and internal organs. Understanding the vagus nerve can therefore help develop a deeper awareness of one’s own health.

How can you strengthen the vagus nerve?

There are several ways to activate and strengthen the vagus nerve. Regular breathing exercises and relaxation techniques such as yoga can help increase vagal activity. In addition, a balanced diet rich in omega-3 fatty acids may support vagus nerve function. Taking better care of your body can help you feel calmer, more energetic, and improve your overall quality of life.

Simple techniques to activate the vagus nerve

Simple techniques such as cold showers, singing, or practicing meditation can help stimulate the vagus nerve. These activities not only support vagus nerve health but also enhance general well-being. Integrating such practices regularly into daily life can promote relaxation and inner calm, which are essential for both physical and mental health.

Health functions:

✅ ECG incl. Photoplethysmography
✅ Heart rate
✅ Blood pressure
✅ Blood oxygen
✅ Body temperature
✅ Respiration rate
✅ Sleep quality

Smartwatch functions:
✅ Incoming call display
✅ Message display
✅ Camera control
✅ Music control
✅ Watch dials
✅ Timer / alarm clock
✅ Weather
✅ Sports mode
✅ GPS track function
✅ Maintenance function
✅ Step,- Calories & Odometer
✅ Own app