You can check and update your age through your 'Edit Profile' page.
To update your age:
- Tap your 'photo icon' in the upper left corner of any page to access your Profile page.
- Tap the 'Edit Profile' button.
- Scroll to the bottom of the 'Edit Profile' page and tap 'Age'.
- Use the wheels to select the correct 'Month', 'Day', and 'Year', then tap the back arrow in the upper left corner to go back to the 'Edit Profile' page.
- Tap the 'X' in the upper left corner to save your changes.