Profit from the additional features of your individual account
See Also
What to Expect When Getting Glasses for the First TimeDoes Wearing Eyeglasses improve Eyesight?Glasses and Contact Lenses (for Kids)Why Do People Wear Glasses and Why Do People Need Glasses?Currently, you are using a shared account. To use individual functions (e.g., mark statistics as favourites, set statistic alerts) please log in with your personal account. If you are an admin, please authenticate by logging in again.
