78K views · 814 reactions | The calf muscle is the secondary heart ❤️殺 | Physical Therapy Session | Facebook

🫀 Your soleus muscle is basically your second heart. No exaggeration — this small, deep calf muscle plays a massive role in circulation and metabolic health. The soleus muscle sits under the gastrocnemius and is packed with slow-twitch, highly oxidative muscle fibers. That means it’s designed to work for hours without fatiguing — and when it contracts, it acts like a peripheral pump, pushing blood and lymph back up to the heart. Why this matters 👇 • Improves venous return • Reduces blood pooli

1.2M views · 26K reactions | Did you know the calf muscles are called...