What are cookies?
Cookies are files saved on your phone, tablet or computer when you visit a website.
They store information about how you use the website, such as the pages you visit.
Cookies are not viruses or computer programs. They are very small so do not take up much space.
- make our website work, for example by keeping it secure
- remember which pop-ups you've seen
- measure how you use our website, such as which links you click on (analytics cookies)
- help show you relevant health campaigns on social media
When you log in to the NHS website, you are logging in to your NHS account. The NHS account cookies policy will apply while you are using services within your NHS account.
List of cookies that make our website work
|.AspNetCore.Antiforgery.9TtSrW0hzOs||Helps keep the site secure by preventing cross-site request forgery (CSRF) attacks||When you close the browser|
|.ASPXANONYMOUS||Remembers your activity across multiple pages to improve your experience||69 days|
|_smokefree_session||Remembers your pages input and states across multiple pages to improve your experience||When you close the browser|
|_tobacco_session||Remembers your pages input and states across multiple pages to improve your experience||When you close the browser|
|akavpau_waitingroom||Makes sure you are not sent back to wait for coronavirus tests to become available once you have been let through to apply for one||Up to 10 minutes after you’ve finished using the ask for a coronavirus test service|
|akavpwr_waitingroom||Makes sure you cannot ask for a coronavirus test when there are none available and that you cannot 'game' the system by clicking refresh multiple times||Up to 30 seconds after you’ve left the page where you wait to ask for a coronavirus test|
|ARRAffinity||Helps stop our site crashing by spreading traffic across web servers||When you close the browser|
|ASP.NET_SessionId||Remembers your pages input and states across multiple pages to improve your experience||When you close the browser|
|CAM||Helps stop our site crashing by spreading traffic across web servers||When you close the browser|
|CookieConsent||Remembers your cookies settings on our website||1 year|
|csrftoken||Helps keep the site secure by preventing cross-site request forgery (CSRF) attacks||1 year|
|mobile.display||Determines if you should see the mobile version of our site||When you close the browser|
|mobile.nodisplay||Determines if you should see the desktop version of our site||When you close the browser|
|nhsuk-cookie-consent||Remembers if you used our cookies banner||When you close the browser (if you do not use the banner) or 1 year (if you use the banner)|
|test||Used to tell us if you have accepted cookies to help with health campaigns||When you close the browser|
|WFE||Keeps you connected to a web server when you use our website||When you close the browser|
Change your cookie settings
Some cookies, like those used to measure how you use our website, are not needed for our website to work.
These cookies can help us make our website better, but we'll only use them if you say it's OK.
How we use the information we collect
Page last reviewed: 16 January 2023
Next review due: 16 January 2026