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The “Second Heart”: How Your Calves Support Circulation and Blood Sugar
Most people learn that the heart is solely responsible for pumping blood through the body. While that’s true, it’s only part of the story. Your cardiovascular system has a powerful partner in your lower legs: the calf muscle pump , especially the deep, endurance-oriented soleus muscle . Because of its role in venous return, this system is often described as a “second heart” or “peripheral heart.” When the calf pump is underused—most commonly during prolonged sitting—blood an
Domi Kotarba
Dec 20, 20253 min read
How Biology Shapes Your Body’s Response to Nervous System
Online you’ll find endless suggestions for how to “regulate your nervous system”: cold plunges, breathwork, grounding, vagus nerve techniques, stillness, gratitude practices. These nervous system tools are presented as universal solutions — but biology doesn’t work like that. Your body’s response to any tool depends on its biology, not the trend itself. Two people can try the same technique and experience completely different outcomes. That difference isn’t psychological wea
Domi Kotarba
Nov 15, 20252 min read
🌿 Epigenetics: How Environment, Emotions and Awareness Shape Your Health
Epigenetics is the science of possibility the bridge between what we inherit and what we create.It shows that your genes are not a fixed script but a responsive language , constantly listening to your thoughts, nutrition, sleep, and emotions. Every day, through your choices and inner state, you send messages to your DNA — telling it how to express, repair, or protect. Your Body Listens Each cell in your body carries the same genetic code, but not every cell behaves the same
Domi Kotarba
Nov 6, 20252 min read
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