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Gunnar Peterson declares fitness industry is entering 'era of efficacy'

And amid the emerging trends for 2023, celebrity trainer and chief of athletics at F45 Training (f45training.co.uk), Gunnar Peterson is adamant the next big movement will see people become more productive and efficient in their training. "Gone are the days when you needed to dedicate a huge amount of time to work out and plan ahead as to whether you will focus on cardio, strength, or even recovery that day.”

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