A personal trainer shares 4 workout mistakes that could block your efforts to build muscle and burn fat for the summer

businessinsider.com/avoid-mistakes-get-in-shape-for-summer-personal-trainer-tips-2025-5

If you want to build a more athletic physique and boost your health in a few months, focus on smart, full-body workouts instead of long, exhausting sets of isolation exercises.
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The right routine can save you time and effort in the gym.
If you want a more athletic…

This story appeared on businessinsider.com, 2025-05-06 10:00:01.
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