Update: Some information below may refer to an older Weight Watchers plan. Click here for the Weight Watchers plan for 2025.

Members will be matched to the best program for their weight loss needs Julie Mazziotta is the Senior Sports Editor at PEOPLE, covering everything from the NFL to tennis to Simone Biles and Tom Brady.

However, before you roll your eyes and write off WW Flex as another celebrity diet, give us a second. Right now, there are more than 3.5 million people signed up to WW. To put it into perspective, ...