1. What is a cookie?
A small text file your browser stores when you visit a site. We use them sparingly.
2. The cookies we use
bvx_session — strictly necessary. Maintains your diagnosis state across pages. Expires when you close your browser.
bvx_consent — strictly necessary. Records your cookie-banner choices. Lasts 12 months.
_va — analytics. Anonymous, aggregated page-view counts. Lasts 12 months. You can opt out via the banner.
3. How to control them
Use the cookie banner at the bottom of any page to accept, reject, or fine-tune.
Your browser also lets you block or delete cookies for any site. See your browser’s help pages for instructions.
Blocking strictly-necessary cookies will break parts of the diagnosis flow.
4. Third-party cookies
We don’t set third-party advertising cookies. We don’t embed social-media widgets that set cookies. We don’t use cookies to fingerprint you across sites.