<br> <br> <br> <br> Third, Your Medical Condition. Specific medical conditions make it difficult to self-operate a wheelchair. Such conditions may consist of Epilepsy, Dementia. For an epileptic patient, the unpredictability of the attacks make it risky to operate a wheelchair. Dementia triggers patients to become largely uninformed of their environments. For such individuals - despite the fact that they might have strong arms - an attendant moved wheelchair, pushed by another well capable individual is the solution.<br> <br> <br> <br>