You know the spot. It’s that hard, tender knot in your shoulder, neck, or lower back that flares up when you sit too long, sleep wrong, or carry a heavy bag. You’ve stretched, used heat, maybe booked a massage, and the relief only lasts a day or two.
If you’re trying to choose between dry needling and trigger point injections, here’s the honest answer: for most stubborn muscle knots, trigger point injections are the stronger choice. The medicine relaxes and numbs the muscle while the needle releases the knot, which often means quicker relief and less soreness afterward. Dry needling can still help in the right situation, and we’ll cover when that is below.
A trigger point is a tight, irritated spot in a muscle. Picture a rope with a knot in it. The muscle fibers stay clenched, blood flow slows down, and the nerves around the knot become extra sensitive. That’s why pressing on it hurts, and why it can send pain somewhere else. A knot in your upper back, for example, can feed a tension headache or an ache that travels down your arm.
Common causes include long hours at a desk, repetitive motion, old injuries, stress, and overdoing it at the gym. If your neck pain or shoulder pain keeps coming back no matter what you try, hidden trigger points may be part of the story.
Dry needling uses a very thin, solid needle with nothing inside it. “Dry” simply means no medication is injected. The practitioner places the needle into the knot, and you may feel a quick twitch or cramping sensation as the muscle lets go. The goal is to interrupt the tight spot and encourage fresh blood flow to the area.
Many people feel looser afterward. The tradeoff is that without numbing medicine, the treatment can feel intense, and the muscle may stay sore for a day or two.
Trigger point injections use a fine, hollow needle to place a small amount of anesthetic and pain-relieving medicine right into the knot. The medicine calms the irritated muscle and eases the pain signal while the needle breaks up the tension.
At Palm Beach Health Center, we use them to help with:
Myofascial pain
Fibromyalgia
Headaches linked to muscle tension
General muscle pain and stiffness
Depending on how many knots we find, we typically use three to five injections, and each one takes just a few moments.
What goes in: Dry needling uses only a solid needle. Trigger point injections add numbing and pain-relieving medicine.
Comfort during treatment: Dry needling can cause a strong twitch or cramp. The medicine in a trigger point injection helps take the edge off.
Soreness afterward: Dry needling often leaves a deeper ache for a day or two. Injections can still cause some soreness as the muscle relaxes, but the soreness is often milder.
Best for: Dry needling is often used for general tightness. Injections are a good fit for knots that are painful, long-lasting, or keep returning.
Here’s the honest picture. Studies comparing the two generally find that both can reduce pain and improve mobility, with results often similar. Neither one is a permanent cure on its own. If whatever created the knot is still there, such as poor posture, a stiff joint, or weak supporting muscles, it can come back.
Where injections seem to have an edge is comfort. Practice shows that there is less post-treatment soreness when an anesthetic is used. That matters if you’ve been hurting for a while and want relief that’s easier to tolerate.
Injections may be a good match if:
Your knot has lasted weeks or months
The pain makes you tense up or guard the area
You’ve had strong soreness after other hands-on treatments
Muscle tension is triggering headaches
Dry needling may make more sense if you’d rather avoid medication or have a known allergy to numbing agents. Either way, tell your provider about it so you can talk through your options together.
Neither treatment is right for everyone. Let your provider know if you take blood thinners, have a bleeding disorder, are pregnant, have an active infection, or feel very uneasy about needles. Bruising and short-term soreness are the most common side effects. Serious problems are rare, but they’re one reason to choose a well-trained provider, especially for muscles near the ribs and lungs.
Relief is great. Keeping the knot away is better. Injections can quiet an overworked muscle so the rest of your care plan has room to work. Depending on your exam, that plan might include corrective chiropractic care to improve alignment and movement, laser therapy to calm inflammation and support healing, or shockwave therapy for stubborn, long-standing tightness.
Many patients notice looser muscles fairly soon after treatment. How long that relief lasts depends largely on whether the root cause is addressed, which is why we look at the whole picture, not just the sore spot.
We start by reviewing your health history and talking about where and when it hurts. Then we examine the area for tight muscles, mark the knots, and explain each step before we begin.
You’ll feel a small prick as the needle goes in, but most people don’t feel burning. Muscle twitches or spasms are normal. Some soreness afterward is normal too, since the muscle has been tense for a long time.
Gentle, regular stretching helps, and we’ll show you how. If you’re new to our office, our new patient special is a simple way to get started.
Most muscle knots are harmless, but not all pain is a muscle problem. Seek medical care promptly if you have:
Chest pain, or pain along with shortness of breath
Numbness or weakness in an arm or leg
Loss of bladder or bowel control
Fever with severe back pain
Pain after a fall or accident that isn’t easing
You don’t have to keep living with a muscle that fights you every day. Our team will examine you, identify what’s driving the pain, and recommend a treatment that fits your body and goals. Contact us or call our Royal Palm Beach office at (561) 333-8353 or our West Palm Beach office at (561) 588-7780.
About the Author
Dr. Matthew Symons
September 21, 2026
