United Kingdom, April 8 -- Dove Cameron "used to have full panic attacks" over attention from fans.

The 29-year-old actress and singer - who rose to fame as a young star with the titular roles in Disney Channel comedy series 'Liv and Maddie' between 2013 and 2017 - has recalled how she struggled with suddenly finding herself in the public eye.

Dove told Dax Shepard's 'Armchair Expert' podcast: "I couldn't have prepared."

She added: "I didn't really learn how to navigate fan attention or public attention for many years. I used to have full panic attack."

Dove was "surprised" by the way she handled life in the spotlight.

She said: "I also think I surprised myself by being more introverted than I anticipated. You truly don't know until ...