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A guide for patients and families

How to communicate after a stroke

A stroke can change the way a person speaks or understands words. Often the person still thinks just as before, even if saying it is hard. This guide explains in plain words what can happen and how to communicate in the meantime. Every case is different, and decisions are made with the healthcare team and the speech-language pathologist (also called a speech therapist).

What can happen to communication, and why

A stroke damages part of the brain. Depending on the area, it can affect the speech muscles, the planning of speech movements, or language itself. These difficulties can appear alone or together.

Who assesses which difficulty it is

The speech-language pathologist checks how the mouth, lips and tongue move, and how the person understands, speaks, reads and writes. That shows which difficulty it is, and they propose a therapy plan that often includes the family.

Many people improve, especially in the first months, and improvement can continue for years. The pace is different for everyone.

How to communicate now

While therapy moves forward, any method that works is fine. People often combine several.

Tips for conversations at home

Where Tocavox helps

Tocavox is a free social project. The person picks or types a phrase and the phone says it out loud, in a natural voice. It's an option the person or their family can set up on their own, and one more support alongside therapy.

It usually fits best when the problem is with speech (dysarthria or apraxia) and the person can read. With aphasia, reading and choosing phrases can be hard. In that case it may help only with a few simple phrases prepared by the family. The speech-language pathologist can advise on other supports, for example picture-based ones.

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Frequently asked questions

Why can't someone speak after a stroke?

It depends on the area of the brain affected. The speech muscles may be weak (dysarthria), planning speech movements may be hard (apraxia), or language itself may be affected (aphasia). The speech-language pathologist assesses which it is.

Does aphasia affect intelligence?

No. Aphasia affects language: speaking, understanding, reading or writing. It does not affect intelligence or how a person thinks.

Does speech come back after a stroke?

Many people improve, especially in the first months, and improvement can continue for years. Every case is different, and the healthcare team supports the process.

How do you communicate with a stroke survivor who can't speak?

With yes-or-no questions, a few choices, gestures, writing, drawings, a book of photos or a text-to-speech app. Give time and reduce noise.

What is the difference between aphasia and dysarthria?

In dysarthria the speech muscles are affected, but language may be fine. In aphasia language is affected, and understanding, reading or writing can be hard.

Other guides

Sources

  1. NIDCD (NIH) · Aphasia
  2. ASHA · Communication Health Support Association · Aphasia
  3. ASHA · Communication Health Support Association · Dysarthria
  4. ASHA · Communication Health Support Association · Apraxia of Speech in Adults
  5. NHS · Aphasia
  6. MedlinePlus en español · Comunicarse con alguien con afasia
  7. Ministério da Saúde · AVC
  8. Biblioteca Virtual em Saúde (Ministério da Saúde) · Afasia

This guide is for information only and does not replace care from your doctor or speech-language pathologist. · Updated October 11, 2026