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https://www.lifehacker.com.au/wp-content/uploads/2022/04/07/882b728e5819cdd64f5aff8613f53848.jpg?quality=7552532954I’m sure you’ve heard it everywhere: Check with a doctor before beginning any exercise program. This is the standard disclaimer on fitness advice of any sort, which most of us probably ignore. But should you? Not necessarily, it turns out.