Can you sleep on your side after cataract surgery?

Nov 19, 2025 Source: Cainiu Health
Dr. Wang Lei
Introduction
Whether you can sleep on your side after cataract surgery depends on the stage of recovery. During the first 1–2 weeks after surgery, it is not recommended to sleep on the operated side; sleeping on the unaffected side or on your back is safer. Once healing progresses well and with approval from your doctor, sleeping on the operated side is generally permitted. After surgery, maintain good eye hygiene, avoid getting contaminated water in the eye, and refrain from strenuous activities, bending over, or any movements involving lowering the head.

Whether side sleeping is allowed after cataract surgery depends on the stage of recovery. During the first 1–2 weeks after surgery, it is not recommended to sleep on the operated side; sleeping on the unaffected side or supine position is safer. Once healing progresses well and is approved by a doctor, sleeping on the operated side is generally permitted.

In the early postoperative period, the incision has not fully healed and the intraocular lens implant is not yet stable. Sleeping on the operated side may compress the eye, potentially increasing intraocular pressure, impairing wound healing, or even causing lens displacement. During this phase, it is advisable to sleep primarily in a supine position. If side sleeping is necessary, choose the unaffected side. Avoid touching the eye with hands, and slightly elevate the head during sleep to reduce the risk of ocular congestion.

About two weeks after surgery, if wound healing is satisfactory and the doctor confirms stable lens positioning during follow-up examination, gradually attempting to sleep on the operated side may be considered. Initial movements should be gentle, avoiding sudden rolling over that could press on the eye. If discomfort such as eye pain or blurred vision occurs, discontinue this position immediately and inform the doctor. Once fully recovered, there is no need to restrict sleeping posture deliberately.

After surgery, maintain good eye hygiene, avoid getting contaminated water into the eyes, and refrain from strenuous exercise, bending over, or activities involving a downward head position. Use prescribed eye drops as directed, attend regular follow-up appointments, and practice proper, science-based care to support eye recovery and gradually resume normal daily activities.

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