What is the lymphatic system?
image of a transparent human body showing the lymphatic system
You’ve heard of the lymphatic system — but what does it actually do? Don’t worry, most people aren’t entirely sure. Here’s a simple breakdown that helps it all make sense.
What Is the Lymphatic System?
If your blood vessels are the highways of the body, your lymphatic system is the quiet neighborhood cleanup crew — collecting excess fluid, helping maintain balance, and keeping things moving behind the scenes.
The lymphatic system is a network of vessels, lymph nodes, and organs that helps regulate fluid balance and supports immune function. Lymph — the clear fluid moving through those vessels — collects excess fluid, proteins, cellular waste, fats, and immune cells from your tissues and gradually returns them back to your bloodstream.
Along the way, that fluid passes through lymph nodes — tiny filtering stations located throughout the body, including the neck, armpits, abdomen, and behind the knees. These nodes help filter unwanted material so the immune system can respond appropriately.
There are also larger collection areas, such as the cisterna chyli deep in the abdomen, where lymph from the lower body gathers before traveling upward toward the chest and eventually back into the circulatory system.
So Where Does the Fluid Go After MLD?
This is one of the most common questions I get during sessions.
Manual Lymphatic Drainage (MLD) does not “push toxins out” or permanently remove fluid from the body. Instead, it helps encourage the movement of excess fluid into the lymphatic vessels so it can continue through the body’s normal filtration and circulation pathways.
Eventually, that fluid is returned to the bloodstream near the collarbones, processed through the circulatory system, and naturally eliminated by the body over time — primarily through urination.
This is one reason many people notice they need to use the restroom more frequently after a session.
Why Movement Matters
Unlike the circulatory system, the lymphatic system does not have a central pump like the heart. Lymph movement depends heavily on:
breathing,
muscle contractions,
walking and exercise,
hydration,
and normal daily movement.
That’s why gentle movement, diaphragmatic breathing, and Manual Lymphatic Drainage can all help support healthy lymph flow.
So the next time you go for a walk, stretch, breathe deeply, or receive an MLD session, you’re helping support one of the body’s important behind-the-scenes systems.
Finding Support in Colorado Springs
Your lymphatic system’s doing a lot for you behind the scenes — it deserves some love back.
Here’s how MLD helps keep things flowing →