SAYER JI: The soleus muscle pumps blood against gravity, and activating it while seated cut post-meal blood sugar rises by up to 52% in studies.

You have a "second heart," and it's in your calf. 🫀 Here's a 5-minute short for my most-read and liked Substack article of all time: The soleus muscle pumps blood against gravity, and activating it while seated cut post-meal blood sugar rises by up to 52% in studies. Full article: https://t.co/8n9Yfqt7Bv Free newsletters: https://t.co/XRwxpmk4U8 https://t.co/yebPHtqNB6

— Sayer Ji (@sayerjigmi) October 24, 2026