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    Frequent Colds? The Support Your Immune System’s Missing

    Published by The Doctors at Sentinel

    Cold and flu season makes it easy to see how our bodies are handling everyday demands, because while some people keep their plans without much trouble, others notice more stuffy noses, extra tissues, and a few added recovery days between holidays. That contrast is useful, since it points to how well your body’s systems are working together. When they’re in sync, you tend to breathe easier, sleep more soundly, and get back to your routine sooner. Our goal is to support that kind of consistency so you can feel your strongest every season.

    How The Immune System Works

    Your immune system is a team that protects you, and like any team it works best when the parts stay in touch and respond at the right time. 

    The nervous system acts like the coach. It tells the team when to start an immune response (like when you meet a cold or flu virus, get a small cut, or breathe in an irritant). It also signals when to stop reacting once the threat is cleared and repairs are underway.

    The gut is the training ground. It teaches the body what to ignore, such as familiar foods, pollen, and your own tissues, and what to address, such as viruses, harmful bacteria, and toxins. 

    Hormones set the pace. Cortisol and adrenaline help you gear up during a challenge such as a new germ, a hard workout, or a stressful day. Melatonin and other restorative signals help you settle, sleep, and repair afterward.

    When these parts work together, you handle colds and flus with fewer symptoms, and recovery is smoother and more predictable. That’s why we focus on how the whole team coordinates, not on a single symptom. This approach also helps you deal with other common exposures, like dust and pollen, more comfortably.

    What Affects The Immune System

    Daily habits and environments affect how well our immune system performs.

    1. Stress and inflammation. Stress prepares you for immediate demands, which is helpful in short bursts, but when that alert state hangs around, low-level inflammation often hangs around with it. This makes each little exposure feel larger than it needs to be, and when we lower the stress load, that background noise usually fades and the immune response can stay clear and efficient.
    1. Poor sleep and irregular routines. Sleep is the time your body uses to repair tissues and reset its defenses. When sleep is short, choppy, or on a different schedule every night, recovery slows down and you wake up a step behind. When you keep a steady bedtime and wake time, dim screens before bed, and keep the room cool and dark, you give your body the consistent window it needs to restore itself.
    1. Nutrition and hydration. Immune cells need steady fuel and fluids to work, so regular meals with protein, colorful produce, and healthy fats (plus enough water to keep urine a light yellow) provide the building blocks those cells use every day. When the inputs improve, energy, mood, and resilience usually improve with them.
    1. Movement and posture. Gentle daily movement keeps fluids circulating, eases tight areas within the body, and makes breathing feel easier. When breathing is easier, the nervous system tends to settle and coordinate better. A supportive posture also helps nerve signals travel, which improves how the “team” communicates and responds.

    Because these areas influence one another, improving one makes the next easier to improve, and progress becomes easier to maintain.

    Allergy and Flu Season Adjustments

    Different seasons call for different support, so during high-allergen months or peak flu weeks we adjust the focus of care to match what your body is facing. 

    For many people, that means extra attention to the neck, upper back, and ribs to support sinus drainage and comfortable breathing, while for others it means calming areas that are overreacting so the body responds without overdoing it. If you find you tend to catch more bugs than the people around you, your plan this time of year may lean more toward drainage, rib and diaphragm motion, and recovery work so you can return to normal activity without lingering congestion or fatigue.

    How We Work With Applied Kinesiology (Getting to the Root)

    We start by learning what your body needs, and Applied Kinesiology helps us do that with gentle muscle tests and simple movement checks that show where things are overworking, underworking, or not coordinating well. 

    Those patterns often explain why you pick up more illnesses or feel slow to recover, and once we understand the pattern, we tailor care to match it. Your plan may include:

    • precise adjustments to improve nerve communication and joint motion, 
    • dietary recommendations to support steady energy and immune balance, 
    • targeted muscle work to release tension and make breathing easier, 
    • stress tools such as brief nasal-breathing drills and movement breaks during the day, 
    • and at-home habits for posture, mobility, hydration, and routine.

    Addressing these drivers together, rather than one symptom at a time, supports the processes that help you get sick less often. You also feel back to your regular baseline more quickly.

    Holistic Support You Can Start Today

    Chiropractic therapy is natural, non-invasive, and gentle, and it works best as part of a broader plan you can keep up with day to day. 

    Build balanced plates with protein and colorful plants at each meal and drink enough water to stay well hydrated. Move a little most days with a walk, a few minutes of mobility, and simple core work, and protect your sleep with a steady schedule and a calm wind-down. 

    Give your nervous system small breathers with slow nasal breaths or a brief step outside between tasks, and keep your home friendly to clear breathing by holding humidity around 40–50 percent, washing bedding weekly in hot water, and vacuuming or mopping regularly. These work alongside care in the office to support steadier immune function.

    Book Your Next Chiropractic Appointment

    Cold and allergy seasons ask more of your body. We’ll check how your “team” is working—nervous system, breathing and drainage, muscle balance, and gut cues—then use gentle care to support clear signaling so you can recover smoothly and stay consistent.

    Ready for immune support that focuses on coordination, not just symptoms?

    Book with Dr. Gillian in Georgia ›

    Book with Dr. Phil in New Jersey ›

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