What's an old brain?

Senile brain refers to the atrophy of brain cells and tissues and the decline of brain function with the increase of age. It shows brain atrophy, shallow cerebral fissure and widening of cerebral ventricle on CT or MRI of head. It shows memory decline, slow reaction and cognitive function decline in clinic. It is suggested to read more books, read more newspapers, use more brain and use brain frequently in order to maintain brain function. If the symptoms are obvious, consider taking citicoline, oxiracetam, brain protein hydrolysate and other drugs. If the symptoms are severe and cognitive impairment is serious, consider taking donepezil hydrochloride, huperzine A and other drugs to treat them.