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.

How we use cookies

We use cookies to:

• 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
• make our website work

You can change your cookie settings

Some cookies, like those used to measure how you use our website, are not needed for our website to work but they can help us make our website better.