Checking your muscle size right after a workout won’t tell you how good your workout was — it’ll look normal by the next day no matter how hard you went.

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Evidence from Studies

Supporting (1)

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Don't Sweat the Swelling: Exercise Volume's Transient Effects in Trained Males.

Cross-Sectional Study

Human

2026 Jan 21

Even when guys worked out really hard, their muscles puffed up right after but went back to normal within a day — so checking muscle size or texture the next day doesn’t tell you how effective the workout was or how recovered they are.

Contradicting (0)

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No contradicting evidence found

Source Study

Don't Sweat the Swelling: Exercise Volume's Transient Effects in Trained Males.

Score: 37

DOI: 10.1055/a-2791-5145

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