# WHAT - Websites for Health Assessment Tool

> This extension assesses trustfulness of medical sources based on users and medical experts votes.

Canonical page: [https://chrome-stats.com/d/what](https://chrome-stats.com/d/what)

## Overview

- **ID:** `what`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** dokato
- **Category:** privacy-security,alerts-updates
- **Daily users:** 1
- **Version:** 0.0.3
- **Last updated:** 2020-04-08
- **First published:** 2020-04-07
- **Size:** 20 KB
- **Data as of:** 2026-09-06
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/what/)
- **Website:** [https://dokato.shinyapps.io/WHAT](https://dokato.shinyapps.io/WHAT)

## Description

WHAT - Websites for Health Assessment Tool is a Firefox add-on that assesses the credibility of online medical information. It provides scores based on expert and user votes to help users find trustworthy sources.

## Rankings

- #94,375 — Overall
- #49 — health

## Permissions and access

### Permissions

- `activeTab`
- `tabs`
- `storage`
- `notifications`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/what)