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Protecting the airway during meals after an acute stroke hinges on using a position that reduces the chance of food or liquid entering the airway. Elevating the head of the bed to about 30-45 degrees creates a semi-upright posture that uses gravity to guide the bolus through swallowing and helps prevent reflux or residue from reaching the airway. This posture also supports better coordination of breathing and swallowing, which is often impaired after a stroke.

If the plan notes specific side-lying precautions, keep those in place as directed, since they’re tailored to the individual’s swallow safety and weakness pattern.

Other positions do not provide the same protection: lying flat or turning the head to the side while flat can allow material to pass into the airway, and being in a prone position is not safe during meals. Elevating the legs does not affect swallowing safety or aspiration risk.