“These results suggest that subchronic treatment with ginseng extract improves spatial cognitive impairment in aged rats.”

“Two significant complications of lung transplantation include the impairment of the cough reflex and mucociliary clearance.”

“Some countries recognise abortion when pregnancy results from rape or incest, or when there is a high probability of foetal impairment.”

“Extra personnel are taken on each year to supervise students with physical disabilities, hearing difficulties, visual impairments and dyslexia.”

“Other impairments include single frequency intermodulation distortion, impulse noise, co-channel interference and ghosting.”

“Difficulties with word usage are rare in persons with Huntington's disease, as are frank aphasia or impairments in semantic memory.”