If your neck hurts on the right side, the simplest adjustment is to sleep on your back or on your left side, keeping the painful side free from direct pressure. Most neck pain caused by muscle tension or strain resolves on its own within a few days, but how you position yourself tonight can make the difference between waking up better or worse.
Which Side to Sleep On
Back sleeping and side sleeping are the two positions easiest on the neck. Stomach sleeping is the worst option because it forces your back into an arch and your neck into a twist, which adds strain to muscles that are already irritated.
When one side of your neck is painful, lying directly on that side compresses the sore muscles and joints under your body weight. Sleeping on the opposite side (your left, in this case) or on your back removes that pressure. If you’re a committed right-side sleeper and can’t fall asleep any other way, proper pillow support becomes even more critical to keep your neck from bending at an angle that worsens the pain.
Back Sleeping Setup
Back sleeping keeps your spine the most neutral because your head, neck, and torso stay in a straight line with gravity pulling evenly. Place a rounded or contoured pillow under your neck to support its natural inward curve, with a flatter surface cradling the back of your head. Adding a pillow under your knees takes tension off the lower back, which helps your whole spine relax.
A pillow that’s too tall will push your chin toward your chest, creating strain in the back and sides of your neck. You want your face pointing straight at the ceiling, not angled forward.
Left-Side Sleeping Setup
If you prefer sleeping on your side, lying on your left keeps the painful right side on top, where nothing presses against it. The key rule: your pillow should be higher under your neck than under your head. This fills the gap between your ear and the mattress so your spine stays in a straight horizontal line rather than bending sideways.
Side sleepers generally need a pillow with more height and firmness than back sleepers. A loft of 4 to 6 inches works for most people, though those with broader shoulders may need something above 6 inches. The test is simple: if your head tilts down toward the mattress, the pillow is too thin. If your head tilts up away from the mattress, it’s too thick. Ask someone to check whether your nose lines up with the center of your chest while you’re lying down.
The Rolled Towel Trick
If your pillow doesn’t support your neck curve well enough, a rolled towel provides targeted support without buying anything new. Take a small hand towel, fold it in half lengthwise, and roll it tightly to a diameter of about 3 to 5 inches. Secure it with rubber bands so it holds its shape, then tuck it between your pillowcase and pillow.
If you sleep on your back, position the roll directly under your neck so it cradles the curve. If you sleep on your side, place it where your neck and the pillow don’t quite meet, filling that natural gap. Avoid using a towel that’s too large. If the roll is too high, it will overextend your neck in the opposite direction and make the pain worse.
Your Mattress Matters Too
A mattress that’s too firm for side sleeping causes trouble that starts at your shoulder and travels up to your neck. When the mattress doesn’t let your shoulder sink in slightly, your body tilts and your neck compensates by bending at an awkward angle all night. Side sleepers with neck pain do best on a soft to medium-firm surface, roughly a 4 to 6.5 on a 10-point firmness scale. If your mattress is very firm and you can’t replace it, a 2- to 3-inch foam topper can soften the surface enough to relieve shoulder pressure points.
Stretches Before Bed
Gentle movement before lying down can loosen tight muscles on the painful side and help you settle into a comfortable position more easily. Two stretches are particularly useful for right-sided neck pain:
Neck rotation: Slowly turn your head to the right until you feel a mild stretch (not sharp pain), hold for 2 to 3 seconds, then rotate to the left. Repeat 10 times in each direction. This gently mobilizes the muscles along both sides of your neck.
Neck retraction: Sit or stand tall and pull your chin straight back, as if you’re making a double chin. Hold for 3 to 5 seconds, then release. Repeat 10 to 15 times. This stretch decompresses the joints in your cervical spine and often provides immediate relief from stiffness.
Keep these movements slow and controlled. If any stretch increases your pain, stop. The goal is mild tension, not a deep pull.
Habits That Help You Stay in Position
Many people start the night in a good position and wake up twisted. A few tricks reduce the odds of rolling onto your painful side:
- Body pillow: Hugging a full-length pillow while lying on your left side stabilizes your torso and makes it harder to roll onto your right.
- Pillow barrier: Place a firm pillow behind your back to physically block yourself from turning over.
- Arm position: If you’re on your back, keep your arms at your sides or resting on your stomach rather than above your head. Arms overhead pulls on the neck and shoulder muscles.
What’s Causing the Pain
Right-sided neck pain is most commonly from muscle strain or tension, often triggered by sleeping in an awkward position the night before, prolonged phone or computer use, or carrying a bag on one shoulder. The muscles on one side of the neck tighten or develop small spasms, creating localized pain that worsens when you turn your head in certain directions.
Less commonly, the small joints along the side of the spine (facet joints) can become irritated, or a nerve exiting the spine can get compressed. Nerve involvement typically causes symptoms beyond just neck stiffness: pain that radiates down your arm, tingling or numbness in your fingers, or noticeable weakness when gripping objects. If pain radiates down from your neck and doesn’t improve after a week of rest, or if you develop muscle weakness in your arm, those are signs of a possible pinched nerve that needs professional evaluation. Pain following an accident like a fall also warrants prompt attention.
For the more typical muscle strain scenario, proper sleep positioning combined with gentle stretching is usually enough to turn the corner within a few days.