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  • No lock-in contracts
  • No joining fees
  • No bookings
  • Affordable pricing
  • Flexible payment options
  • Convenient times
  • Easy access locations
  • Variety of 12 different classes
  • Classes for every ability

Our classes are fun, effective and safe so every woman can achieve their individual fitness goals.

Gym & Tonic is owned and operated by three local fitness instructors: Karen Bushell, Helen Tiddy and Trevena Feldmanis.

Karen was nurse for 27 years and is a qualified fitness instructor and personal trainer. She is a qualified Olympic weight lifting coach and fitness boxing instructor, post-partum fitness and mobility & body weight training.

Helen is a qualified dance instructor with over 15 years experience. As a certified fitness instructor, her knowledge of dance, body awareness and her passion for choreography makes her a dynamic group fitness educator.

Trevena has a background in science which influences her training philosophies. Her focus is on the biomechanics of movement, increasing range of motion, joint strengthening and stabilisation and power.



Clare discovered the wonders of Pilates after having her first son.  She enjoys teaching people about how Pilates can transform their bodies and offering clients a professional service that guarantees results.


Bianca is a qualified Hatha, Yin and Postnatal yoga teacher, and Integrative Nutrition Health Coach. Bianca completed her yoga training in India, Spain and Australia. She has taught across Barcelona, and London, before coming back to her home state of Tasmania where she can share her knowledge and love of yoga with the local community. She believes that yoga can help every body, no matter their experience or age.

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