We've put some small files called cookies on your device to make our site work.
We'd also like to use analytics cookies. These send information about how our site is used to a service called Google Analytics. We use this information to improve our site.
Let us know if this is OK. We'll use a cookie to save your choice. You can read more about our cookies before you choose.
Case study: Tim sheds 4 stone on Healthier You programme
47 year old Tim from Watford joined the Healthier You NHS Diabetes Prevention Programme last year – he lost four stone and now runs up to 5 miles a day.