Your circulatory system works all day, every day, to pump oxygen throughout your body. There are cardiovascular conditions that can impact this system. Your circulatory system, also known as your ...
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Your body has a hidden immune system with no pump, and doctors say you might be slowing it down
Your lymphatic system controls immunity, absorbs key vitamins and has no pump. Most people have no idea how much it does.
Your lymphatic system filters waste, runs your immune defense and has no pump. Here's what doctors say keeps it moving.
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