Physiotherapists have the set goals of early weaning of the patient on mechanical ventilator, maintenance of bronchial hygiene, increasing the arousal of the patient, correcting the respiratory pattern for Patients with neurological insults and on mechanical ventilator. The three potential respiratory disabilities in these patients are - inability to ventilate, inability to cough, and risk of aspiration. Ventilatory insufficiency is mainly related to weakness or failure of the inspiratory muscles. Cough insufficiency is related to inspiratory, expiratory, and upper-airway dysfunction. And the...