Published by Unseen Progress, an independent publisher of caregiver research. Last reviewed 2026-05-10. Part of the stroke caregiver research overview.
Short answer. The home communication strategies that hold up in the research are the ones that support the person with aphasia in expressing their existing thoughts rather than substituting for them. The National Aphasia Association and the AHA/ASA stroke rehabilitation guidelines (Winstein et al., 2016) both centre on supported conversation techniques: slowing the rate of input, simplifying syntax without infantilising vocabulary, using writing and drawing as supplements to speech, and giving extra time before filling in. Intensity and frequency of language practice predict recovery (Bhogal et al., 2003); the way the family talks at home is part of the dose.
Aphasia is acquired language impairment from brain injury, most commonly stroke. It can affect speaking, understanding, reading, writing, or any combination, in varying severities. Aphasia is not a loss of intelligence, of personality, or of the underlying thoughts the person is trying to express. This distinction is the most important one for family caregivers, because almost every helpful communication strategy follows from it, and almost every unhelpful one violates it.
Dysarthria, often confused with aphasia, is a motor speech disorder — the muscles for speech are weak or uncoordinated, but language itself is intact. The strategies for dysarthria (slow speech, exaggerated articulation, AAC devices) are different from those for aphasia, and conflating them at home produces frustration on both sides.
Aura Kagan's "Supported Conversation for Adults with Aphasia" (SCA) framework, adopted by the National Aphasia Association and many speech-language pathologist training programs, is the most widely studied approach. The core idea: a competent communication partner acknowledges competence in the person with aphasia and reveals competence by adapting the conversation so the person can demonstrate what they know. Practically, this means slower input, simplified sentence structure, written keywords, drawings, gesture, and patient waiting.
Bhogal, Teasell, and Speechley's review of aphasia therapy (Bhogal et al., 2003) showed that intensity — hours per week of focused language practice — was the strongest predictor of recovery. Cherney and colleagues (Cherney et al., 2008) extended this for chronic-phase aphasia, showing that intensive blocks (sometimes called constraint-induced aphasia therapy) can produce gains years after stroke. The implication for home: every dinner conversation, every phone call, every grocery-list discussion is part of the dose, and the family is delivering most of it.
The 2016 stroke rehabilitation guidelines (Winstein et al., 2016) recommend speech-language pathology services for all stroke survivors with aphasia, with treatment that is sufficiently intensive and that includes family/caregiver education on supported communication. The home environment is named as a setting for therapeutic communication, not just a recovery space.
The instinct to use simple, child-like vocabulary backfires. The person with aphasia retains adult conceptual understanding even when language access is impaired. Use adult vocabulary, but slow your rate, pause between phrases, and break complex sentences into simpler clauses. "Are you going to the kitchen because you want a snack?" becomes: pause — "Are you going to the kitchen?" — wait — "for a snack?"
Writing keywords on paper, drawing rough sketches, pointing, and gesturing all give the brain additional channels into the same meaning. People with aphasia frequently understand or produce a written word when the spoken version fails, or vice versa. Keep a notepad on the kitchen table.
The single most helpful change most families make is waiting longer before filling in. Word retrieval after stroke can take 5, 10, even 30 seconds. Filling in too soon trains the person to give up; waiting trains the brain to keep working the retrieval.
After explaining something, summarise back: "So — you want me to call your sister tomorrow?" — and wait for a clear yes or no. Checking comprehension protects against the situation where the person nods politely and the family proceeds on a wrong understanding.
A common error: turning every interaction into a vocabulary drill. "Say 'water'. No, water. Water." This produces frustration and trains avoidance. Practice happens inside normal conversation, not in place of it.
The single most important predictor of how a visit goes is whether the visitor has been briefed. Send a one-paragraph briefing before any visit: "He understands everything you say. Word retrieval is slow — please wait through the pauses. Yes/no questions work better than open-ended ones. Don't fill in his sentences. He'll let you know when he's done." This makes the difference between a visit that exhausts the survivor and one that energises them.
1. Get a current speech-language pathology assessment if you do not have one. Aphasia type matters for strategy choice. 2. Pick three supported-communication techniques (slow input, written keywords, longer wait) and use them consistently for 30 days. 3. Brief everyone who visits. 4. Track words-per-dinner once a week. Look at the month, not the day.
---
Unseen Progress publishes long-form caregiver research and builds research-backed daily trackers for the families covered. See the full stroke caregiver research overview for the complete framework.