The Joyful Blog

70% of Your Immune System Lives in the Gut

About seventy percent of your immune system lives in your gut. Inside the intestinal wall, trillions of microbes interact with immune cells every second, teaching your body how to defend, tolerate,...

How the Vagus Nerve Shapes Your Metabolism

The vagus nerve links your gut and brain, shaping metabolism, energy, and weight regulation. Strong vagal tone supports balance, while weak tone can lead to cravings, fatigue, and insulin resistanc...

The Gut-Brain Connection That Changes Everything

DISCLAIMER: This content is for educational use only and is not a substitute for professional medical advice. Please consult your healthcare provider for personalized guidance. Modern research is ...

WHAT IS MY MYELIN SHEATH?

Your ability to focus starts with your myelin sheath. This protective layer helps your brain and body communicate quickly. Learn why it matters and how to keep it healthy.