Madeline Groves at a glance

FAST FACTS ABOUT OLYMPIC 200M BUTTERFLY SILVER MEDALLIST MADELINE GROVES

* Aged 21, from Brisbane

* First Olympic Games

* Nicknamed `Mad Dog' and `Machine Gun'

* Quit swimming in 2011, returned after a year out

* Suffered shoulder and neck pain in 2014, diagnosed as pain from clenched jaw

* Three-time Australian 200m butterfly champion

* Commonwealth Games 200m `fly bronze medallist in 2014