To activate your iFIT account on ifit.com/activate, you will need to have an iFIT membership and a compatible device. Once you have both of these things, you can follow these steps to activate your account:
1. Go to ifit.com/activate on your computer or smartphone.
2. Enter the activation code that is displayed on your compatible device.
3. Click on the "Continue" button.
4. You will be prompted to sign in to your iFIT account or create a new account.
5. Once you have signed in, your account will be activated and you will be able to start using iFIT.