Just wash your hair more often than 5 days. When you sweat you release more oils. So instead of every 5 days do like every 3 days

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Coordinate wash days to the days u sweat the most

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It’s helpful to bring a blow dryer to the gym and dry your hair after it gets sweaty at the gym BEFORE it dries with the sweat

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clarifying shampoo once a week or more often as needed!!!

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