[header] How to rehab vision post stroke [title] Try the pencil exercise. [step] Some partial vision loss due to stroke may be reversed by retraining the brain through vigorous eye exercises. These exercises are now becoming a routine part of physical therapy. 
The following exercise may be helpful in improving vision after stroke. [substeps] Hold a pencil or anything similar in front of the patient's eyes at a distance of 18 inches (45.7 cm).