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Roger Erni2025-01-06 09:50:072025-10-02 08:56:04This is what working in the gym really looks like
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Roger Erni2024-10-27 06:32:442025-10-02 08:56:36How do I open a gym?
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Roger Erni2023-04-06 13:22:512025-10-02 08:56:37Fitness in the water – how it came about and why it’s not a sport for the elderly
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Roger Erni2023-03-16 09:27:312025-10-02 08:55:24Sleep as the foundation of health
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Roger Erni2023-02-07 09:07:582025-10-02 08:55:38The right exercises for better progress
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Roger Erni2022-12-01 07:25:322025-10-02 09:04:00Fitness to combat wobbly legs on skis
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Roger Erni2022-11-03 06:00:292025-10-02 09:04:01Fit for a long life: The importance of fitness & strength training in old age
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Roger Erni2022-10-20 09:00:212025-10-02 09:04:13Calm down – switch off – cope with stress
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Roger Erni2022-07-22 05:59:042025-10-02 09:07:31From a sauna session to supercompensation
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Roger Erni2022-06-27 11:18:022025-10-02 09:07:26Everything you need to know to build your abs!
