Canned salmon is an excellentâand relatively inexpensiveâsource of heart-healthy omega-3 fats and other nutrients. But to net the most benefits, read the fine print on the cans. Here's what to watch for: 1  Omega-3s. 2  All canned salmon is rich in omega-3s, but the amounts vary a lot.
Semantic PPA is a disorder of language in which patients demonstrate a progressive deterioration of understanding words, especially nouns, and recognizing objects while other cognitive faculties remain remarkably spared.
Aphasia is a general language disorder resulting from brain damage, and alexia and agraphia are specific impairments in reading and writing, respectively. This article describes the symptoms associated with each disorder, the subtypes of each impairment, and the common causes.