Most of us don’t think much about our joints until movement starts to feel different.

Maybe you’re a little stiffer getting out of bed. It takes longer to loosen up after sitting. An activity you’ve always enjoyed suddenly requires more recovery, or occasional discomfort makes you aware of movements you used to make without a second thought.

The natural response is to focus on the joint that’s complaining. Yet joint comfort and inflammation are tied to far more than one knee, shoulder, or hip. They involve the whole body that carries those joints, including a process that’s widely misunderstood: inflammation.

Comfortable Movement Is a Whole-Body Job

Every step, lift, and stretch places small demands on muscles, tendons, ligaments, and cartilage. Your body responds by repairing and reinforcing those tissues, a cycle of stress and recovery that continues every day of your life.

That cycle relies on nutrient availability, circulation, sleep, and a well-regulated inflammatory response. When one of those pieces is under strain, recovery slows and stiffness lingers. Seen this way, joint comfort and a healthy inflammatory response stop looking like separate concerns. They’re part of the same ongoing conversation between movement, repair, and recovery.

Inflammation Has Been Getting a Bad Rap

We’re trained to dislike inflammation. We hear about fighting it, reducing it, and avoiding it, which makes it sound like a healthy body wouldn’t create any at all.

Except it would. Inflammation is part of a normal protective response. When tissue needs repair, inflammatory signals call in the right cells and coordinate what happens next. Harvard Health draws a useful distinction: short-term (acute) inflammation is a necessary part of healing, while low-grade inflammation that lingers long after it’s needed is a different story.

What we’re really looking for is an appropriate response followed by an appropriate return to balance. We explore this idea further in How to Support a Healthy Inflammatory Response With Nutrigenomics.

A Surprising Example: Exercise and IL-6

IL-6 is an immune signaling molecule often described as “inflammatory.” Here’s the twist: your muscles release large amounts of it every time you exercise.

A review in Physiological Reviews describes skeletal muscle as an endocrine organ that releases IL-6 during activity, where it helps the body mobilize fuel and supports healthy insulin action. Chronically elevated IL-6 at rest is a different signal entirely.

For the science-minded: the same molecule can be helpful or unhelpful depending on timing, source, and duration. That’s why “lower inflammation” is too blunt a goal. The aim is a response that switches on when needed and resolves when the work is done.

Three Inflammatory Response Markers on Your SNiP DNA Test

CRP

C-reactive protein is produced by the liver in response to inflammatory signals, and it’s one of the most common inflammation markers on blood work. It’s a protein your provider can measure on routine blood work. Genetics influences baseline CRP, too: in a 2020 study of postmenopausal women, those with a particular genotype at CRP rs1205 were more likely to have elevated high-sensitivity CRP.

IL-6

As described above, IL-6 is both a messenger in your immune response and a signal released by working muscle. Variants in the IL-6 gene are studied for their influence on how strongly that signal is expressed.

TNF-α

Tumor necrosis factor alpha is a key early signal in the inflammatory cascade. A common variant in the gene’s promoter region, known as -308G/A, was shown in laboratory research published in PNAS to increase the gene’s activity. How strongly that shows up varies from person to person, which is a good reminder that one marker is always read in the context of the whole person.

What Adds to Your Body’s Inflammatory Load

Beyond genetics, everyday factors shape whether your inflammatory response stays balanced:

• Short or poor-quality sleep
• Ongoing psychological stress
• Blood sugar swings and highly processed foods
• Oxidative load (see our explainer, Oxidative Stress Explained)
• Too little movement, or too much without enough recovery

Discomfort itself is personal as well. Genetics, past experiences, and stress all shape how we feel it, as we discuss in Unveiling the Personalization of Pain.

Practical Ways to Support Joint Comfort

The right mix of movement, recovery, and food depends on how strongly your body produces inflammatory signals, which your genes influence. Start with your SNiP results, then shape these habits around them.

• Keep moving. Gentle, regular movement nourishes cartilage and keeps joints mobile.
• Build strength. Stronger muscles share the load.
• Respect recovery. Alternate harder and easier days, and treat sleep as part of your training.
• Eat for balance. Fatty fish, olive oil, colorful produce, and spices like turmeric all contribute. See how SNiP uses these ingredients in DNA-Precision Turmeric, Garlic, and Green Tea.
• Stay hydrated. Connective tissues depend on adequate fluid.
• Check in with a professional if pain is sharp, persistent, or accompanied by swelling or redness.

Where DNA-Powered Nutrition Fits

Walking through an airport. Getting down on the floor with a child. Hiking somewhere beautiful. So much of ordinary life depends on moving without negotiating with your body first, and that freedom is worth supporting before it becomes something you have to think about.

CRP, IL-6, and TNF-α, three markers on your SNiP DNA test, relate to a healthy inflammatory response. Your CODE Complex^® formula is personalized to those results: turmeric and bamboo leaf for IL-6 and CRP, and milk thistle, green tea, pomegranate, and grape seed for TNF-α, in amounts matched to what your DNA shows rather than a generic “anti-inflammatory” approach.

Common Questions About Joints and Inflammation

Is inflammation always bad?
No. Short-term inflammation is essential for healing and adapting to exercise. The concern is inflammation that lingers long after it’s needed.

Why do my joints feel stiffer as I get older?
Changes in connective tissue, muscle mass, activity levels, and recovery capacity all contribute. Regular movement and strength training are among the most effective ways to stay mobile.

Can genetics affect inflammation?
Yes. Genes like CRP, IL-6, and TNF-α influence how strongly your body produces and regulates inflammatory signals.

Should I take a generic anti-inflammatory supplement or pain reliever every day?
Blanket suppression isn’t the goal. Some inflammatory signaling is useful, especially after exercise, so support matched to your CRP, IL-6, and TNF-α results makes more sense than a one-size-fits-all product. Talk with your provider before regular use of anti-inflammatory medications.

The Takeaway

Inflammation doesn’t need a villain’s role. A well-regulated response is part of how your body takes care of itself, and the real value of comfortable movement is everything it allows you to keep doing.

Ready to see what your DNA says about your inflammatory response? Get started with SNiP. Already have DNA data from 23andMe or AncestryDNA? Enter your results to receive your personalized CODE Complex^® formula.

SNiP Nutrigenomics — Precision nutrition, powered by your DNA.